{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "from CBD.Core import CBD\n",
    "from CBD.lib.std import *\n",
    "\n",
    "class AcceleratingODE(CBD):\n",
    "    def __init__(self, name, dt=0.1):\n",
    "        super().__init__(name, ['x0', 'v0', 'k'], ['v', 'x'])\n",
    "        \n",
    "        self.addBlock(ConstantBlock(\"five\", 5))\n",
    "        self.addBlock(NegatorBlock(\"neg\"))\n",
    "        self.addBlock(AdderBlock(\"sum\", 3))\n",
    "        self.addBlock(ProductBlock(\"mult\"))\n",
    "        self.addBlock(IntegratorBlock(\"Iv\"))\n",
    "        self.addBlock(IntegratorBlock(\"Ix\"))\n",
    "        \n",
    "        self.addConnection(\"five\", \"sum\")\n",
    "        self.addConnection(\"v0\", \"neg\")\n",
    "        self.addConnection(\"neg\", \"sum\")\n",
    "        self.addConnection(\"sum\", \"mult\")\n",
    "        self.addConnection(\"k\", \"mult\")\n",
    "        self.addConnection(\"mult\", \"Iv\")\n",
    "        self.addConnection(\"Iv\", \"sum\")\n",
    "        self.addConnection(\"Iv\", \"v\")\n",
    "        self.addConnection(\"Iv\", \"Ix\")\n",
    "        self.addConnection(\"Ix\", \"x\")\n",
    "        self.addConnection(\"v0\", \"Iv\", input_port_name='IC')\n",
    "        self.addConnection(\"x0\", \"Ix\", input_port_name='IC')\n",
    "        \n",
    "        self.addFixedRateClock(\"clock\", dt)\n",
    "        self.addConnection(\"clock-clock\", \"Iv\", output_port_name=\"delta\", input_port_name='delta_t')\n",
    "        self.addConnection(\"clock-clock\", \"Ix\", output_port_name=\"delta\", input_port_name='delta_t')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "class FrictionODE(CBD):\n",
    "    def __init__(self, name, dt=0.1):\n",
    "        super().__init__(name, ['x0', 'v0', 'k'], ['v', 'x'])\n",
    "        \n",
    "        self.addBlock(ConstantBlock(\"m20\", -3.6))\n",
    "        self.addBlock(NegatorBlock(\"neg\"))\n",
    "        self.addBlock(AdderBlock(\"sum\"))\n",
    "        self.addBlock(ProductBlock(\"mult\"))\n",
    "        self.addBlock(IntegratorBlock(\"Iv\"))\n",
    "        self.addBlock(IntegratorBlock(\"Ix\"))\n",
    "        \n",
    "        self.addConnection(\"m20\", \"sum\")\n",
    "        self.addConnection(\"sum\", \"mult\")\n",
    "        self.addConnection(\"k\", \"neg\")\n",
    "        self.addConnection(\"neg\", \"mult\")\n",
    "        self.addConnection(\"mult\", \"Iv\")\n",
    "        self.addConnection(\"Iv\", \"sum\")\n",
    "        self.addConnection(\"Iv\", \"v\")\n",
    "        self.addConnection(\"Iv\", \"Ix\")\n",
    "        self.addConnection(\"Ix\", \"x\")\n",
    "        self.addConnection(\"v0\", \"Iv\", input_port_name='IC')\n",
    "        self.addConnection(\"x0\", \"Ix\", input_port_name='IC')\n",
    "        \n",
    "        self.addFixedRateClock(\"clock\", dt)\n",
    "        self.addConnection(\"clock-clock\", \"Iv\", output_port_name=\"delta\", input_port_name='delta_t')\n",
    "        self.addConnection(\"clock-clock\", \"Ix\", output_port_name=\"delta\", input_port_name='delta_t')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "class BrakingODE(CBD):\n",
    "    def __init__(self, name, dt=0.1):\n",
    "        super().__init__(name, ['x0', 'v0', 'k'], ['v', 'x'])\n",
    "        \n",
    "        self.addBlock(ConstantBlock(\"three\", 0))\n",
    "        self.addBlock(NegatorBlock(\"neg\"))\n",
    "        self.addBlock(AdderBlock(\"sum\"))\n",
    "        self.addBlock(ProductBlock(\"mult\"))\n",
    "        self.addBlock(IntegratorBlock(\"Iv\"))\n",
    "        self.addBlock(IntegratorBlock(\"Ix\"))\n",
    "        \n",
    "        self.addConnection(\"three\", \"sum\")\n",
    "        self.addConnection(\"sum\", \"mult\")\n",
    "        self.addConnection(\"k\", \"neg\")\n",
    "        self.addConnection(\"neg\", \"mult\")\n",
    "        self.addConnection(\"mult\", \"Iv\")\n",
    "        self.addConnection(\"Iv\", \"sum\")\n",
    "        self.addConnection(\"Iv\", \"v\")\n",
    "        self.addConnection(\"Iv\", \"Ix\")\n",
    "        self.addConnection(\"Ix\", \"x\")\n",
    "        self.addConnection(\"v0\", \"Iv\", input_port_name='IC')\n",
    "        self.addConnection(\"x0\", \"Ix\", input_port_name='IC')\n",
    "        \n",
    "        self.addFixedRateClock(\"clock\", dt)\n",
    "        self.addConnection(\"clock-clock\", \"Iv\", output_port_name=\"delta\", input_port_name='delta_t')\n",
    "        self.addConnection(\"clock-clock\", \"Ix\", output_port_name=\"delta\", input_port_name='delta_t')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [],
   "source": [
    "from pypdevs.DEVS import AtomicDEVS\n",
    "from pypdevs.infinity import INFINITY\n",
    "\n",
    "ENTERING     = 0\n",
    "STARTING     = 1\n",
    "ACCELERATING = 2\n",
    "DECELERATING = 3\n",
    "BRAKING      = 4\n",
    "LEAVING      = 5\n",
    "FINISHED     = 6\n",
    "\n",
    "class Driver(AtomicDEVS):\n",
    "    def __init__(self, name, x0, v0, stopping_x, max_passengers=0):\n",
    "        super().__init__(name)\n",
    "        self.stopping_x = stopping_x\n",
    "        \n",
    "        self.state = {\n",
    "            \"machine\": ENTERING if max_passengers > 0 else ACCELERATING,\n",
    "            \"changed\": True,\n",
    "            \"train\": {\n",
    "                \"x\": x0,\n",
    "                \"v\": v0\n",
    "            },\n",
    "            \"states\": [],\n",
    "            \"time\": 0.0\n",
    "        }\n",
    "        self.state[\"states\"].append((self.state[\"time\"], self.state[\"machine\"]))\n",
    "        \n",
    "        self.zc_v_max = self.addInPort(\"zc_v_max\")\n",
    "        self.zc_v_min = self.addInPort(\"zc_v_min\")\n",
    "        self.zc_station = self.addInPort(\"zc_station\")\n",
    "        self.zc_brake = self.addInPort(\"zc_brake\")\n",
    "        self.x = self.addInPort(\"x\")\n",
    "        self.v = self.addInPort(\"v\")\n",
    "        self.start = self.addInPort(\"start\")\n",
    "        \n",
    "        self.pause_friction = self.addOutPort(\"pause_friction\")\n",
    "        self.pause_braking = self.addOutPort(\"pause_braking\")\n",
    "        self.pause_acceleration = self.addOutPort(\"pause_acceleration\")\n",
    "        self.new_x = self.addOutPort(\"new_x\")\n",
    "        self.new_v = self.addOutPort(\"new_v\")\n",
    "        \n",
    "    def timeAdvance(self):\n",
    "        if self.state[\"changed\"]:\n",
    "            return 0.0\n",
    "        if self.state[\"machine\"] in [STARTING, LEAVING]:\n",
    "            return 5.0\n",
    "        return INFINITY\n",
    "    \n",
    "    def intTransition(self):\n",
    "        self.state[\"time\"] += self.timeAdvance()\n",
    "        if not self.state[\"changed\"] and self.state[\"machine\"] == STARTING:\n",
    "            self.state[\"machine\"] = ACCELERATING\n",
    "            self.state[\"changed\"] = True\n",
    "        else:\n",
    "            self.state[\"changed\"] = False\n",
    "            self.state[\"states\"].append((self.state[\"time\"], self.state[\"machine\"]))\n",
    "        if self.state[\"machine\"] == LEAVING:\n",
    "            self.state[\"train\"][\"v\"] = 0\n",
    "        return self.state\n",
    "    \n",
    "    def outputFnc(self):\n",
    "        pf = pa = pb = True\n",
    "        if self.state[\"machine\"] == ACCELERATING:\n",
    "            pa = False\n",
    "        elif self.state[\"machine\"] == DECELERATING:\n",
    "            pf = False\n",
    "        elif self.state[\"machine\"] == BRAKING:\n",
    "            pb = False\n",
    "            \n",
    "        return {\n",
    "            self.pause_friction: pf,\n",
    "            self.pause_acceleration: pa,\n",
    "            self.pause_braking: pb,\n",
    "            self.new_x: self.state[\"train\"][\"x\"],\n",
    "            self.new_v: self.state[\"train\"][\"v\"]\n",
    "        }\n",
    "    \n",
    "    def extTransition(self, inputs):\n",
    "        self.state[\"time\"] += self.elapsed\n",
    "        sbefore = self.state[\"machine\"]\n",
    "        \n",
    "        if self.state[\"machine\"] == ENTERING:\n",
    "            if self.start in inputs:\n",
    "                self.state[\"machine\"] = STARTING\n",
    "        elif self.state[\"machine\"] == ACCELERATING:\n",
    "            if inputs.get(self.zc_v_max, False):\n",
    "                self.state[\"machine\"] = DECELERATING\n",
    "            if inputs.get(self.zc_brake, False):\n",
    "                self.state[\"machine\"] = BRAKING\n",
    "        elif self.state[\"machine\"] == DECELERATING:\n",
    "            if inputs.get(self.zc_v_min, False):\n",
    "                self.state[\"machine\"] = ACCELERATING\n",
    "            if inputs.get(self.zc_brake, False):\n",
    "                self.state[\"machine\"] = BRAKING\n",
    "        elif self.state[\"machine\"] == BRAKING:\n",
    "            if inputs.get(self.zc_station, False):\n",
    "                self.state[\"machine\"] = LEAVING\n",
    "                \n",
    "        if self.x in inputs:\n",
    "            self.state[\"train\"][\"x\"] = inputs[self.x]\n",
    "        if self.v in inputs:\n",
    "            self.state[\"train\"][\"v\"] = inputs[self.v]\n",
    "            \n",
    "        if self.state[\"machine\"] != sbefore:\n",
    "            self.state[\"changed\"] = True\n",
    "            self.state[\"states\"].append((self.state[\"time\"], self.state[\"machine\"]))\n",
    "        return self.state"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "class PointCollector(AtomicDEVS):\n",
    "    def __init__(self, name):\n",
    "        super().__init__(name)\n",
    "        \n",
    "        self.state = {\n",
    "            \"xs\": [],\n",
    "            \"vs\": [],\n",
    "            \"time\": 0.0\n",
    "        }\n",
    "        \n",
    "        self.x = self.addInPort(\"x\")\n",
    "        self.v = self.addInPort(\"v\")\n",
    "        \n",
    "    def extTransition(self, inputs):\n",
    "        self.state[\"time\"] += self.elapsed\n",
    "        if self.x in inputs:\n",
    "            value = inputs[self.x]\n",
    "            if self.elapsed == 0 and len(self.state[\"xs\"]) > 0:\n",
    "                self.state[\"xs\"].pop()  # -- [1]\n",
    "            self.state[\"xs\"].append((self.state[\"time\"], value))\n",
    "        if self.v in inputs:\n",
    "            value = inputs[self.v]\n",
    "            if self.elapsed == 0 and len(self.state[\"vs\"]) > 0:\n",
    "                self.state[\"vs\"].pop()  # -- [1]\n",
    "            self.state[\"vs\"].append((self.state[\"time\"], value))\n",
    "        return self.state\n",
    "    \n",
    "    @property\n",
    "    def data_x(self):\n",
    "        data = self.state[\"xs\"][:]\n",
    "        return [x for x, _ in data], [y for _, y in data]\n",
    "    \n",
    "    @property\n",
    "    def data_v_kmph(self):\n",
    "        data = self.state[\"vs\"][:]\n",
    "        return [x for x, _ in data], [y * 3.6 for _, y in data]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "import random\n",
    "random.seed(42)\n",
    "\n",
    "class Arrival(AtomicDEVS):\n",
    "    def __init__(self, name, amount, IAT_max):\n",
    "        super().__init__(name)\n",
    "        self.IAT_max = IAT_max\n",
    "        self.state = {\n",
    "            \"count\": amount,\n",
    "            \"delay\": self.IAT()\n",
    "        }\n",
    "        self.output = self.addOutPort(\"output\")\n",
    "        \n",
    "    def IAT(self):\n",
    "        return random.uniform(0, self.IAT_max)\n",
    "    \n",
    "    def timeAdvance(self):\n",
    "        return self.state[\"delay\"]\n",
    "    \n",
    "    def intTransition(self):\n",
    "        self.state[\"count\"] -= 1\n",
    "        if self.state[\"count\"] == 0:\n",
    "            self.state[\"delay\"] = INFINITY\n",
    "        else:\n",
    "            self.state[\"delay\"] = self.IAT()\n",
    "        return self.state\n",
    "    \n",
    "    def outputFnc(self):\n",
    "        return {\n",
    "            self.output: True\n",
    "        }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Queue(AtomicDEVS):\n",
    "    def __init__(self, name, delay):\n",
    "        super().__init__(name)\n",
    "        self.delay = delay\n",
    "        \n",
    "        self.state = {\n",
    "            \"queue\": []\n",
    "        }\n",
    "        \n",
    "        self.enqueue = self.addInPort(\"enqueue\")\n",
    "        self.dequeue = self.addOutPort(\"dequeue\")\n",
    "        \n",
    "    def timeAdvance(self):\n",
    "        if len(self.state[\"queue\"]) > 0:\n",
    "            return self.state[\"queue\"][0]\n",
    "        return INFINITY\n",
    "    \n",
    "    def extTransition(self, inputs):\n",
    "        if len(self.state[\"queue\"]) > 0:\n",
    "            self.state[\"queue\"][0] -= self.elapsed\n",
    "        if self.enqueue in inputs:\n",
    "            self.state[\"queue\"].append(self.delay)\n",
    "        return self.state\n",
    "    \n",
    "    def intTransition(self):\n",
    "        self.state[\"queue\"].pop(0)\n",
    "        return self.state\n",
    "    \n",
    "    def outputFnc(self):\n",
    "        return {\n",
    "            self.dequeue: True\n",
    "        }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "EMBARKING = 0\n",
    "ON_BOARD = 1\n",
    "DISAMBARKING = 2\n",
    "\n",
    "class Hold(AtomicDEVS):\n",
    "    def __init__(self, name, max_passengers):\n",
    "        super().__init__(name)\n",
    "        self.max_passengers = max_passengers\n",
    "        self.state = {\n",
    "            \"passengers\" : 0,\n",
    "            \"state\": EMBARKING,\n",
    "            \"trace\": [(0.0, 0)],\n",
    "            \"time\": 0.0,\n",
    "            \"states\": [(0.0, EMBARKING)]\n",
    "        }\n",
    "        \n",
    "        self.embark = self.addInPort(\"embark\")\n",
    "        self.disembark = self.addOutPort(\"disembark\")\n",
    "        \n",
    "        self.arrived = self.addInPort(\"arrived\")\n",
    "        self.can_leave = self.addOutPort(\"can_leave\")\n",
    "        \n",
    "    def full(self):\n",
    "        return self.state[\"passengers\"] == self.max_passengers\n",
    "        \n",
    "    def timeAdvance(self):\n",
    "        if self.state[\"state\"] == EMBARKING and self.full():\n",
    "            return 0.0\n",
    "        elif self.state[\"state\"] == DISAMBARKING:\n",
    "            return 5.0\n",
    "        return INFINITY\n",
    "    \n",
    "    def extTransition(self, inputs):\n",
    "        self.state[\"time\"] += self.elapsed\n",
    "        if self.state[\"state\"] == EMBARKING:\n",
    "            if self.embark in inputs:\n",
    "                self.state[\"passengers\"] += 1\n",
    "#                 if self.state[\"passengers\"] == self.max_passengers:\n",
    "#                     self.state[\"state\"] = DRIVING\n",
    "                self.state[\"trace\"].append((self.state[\"time\"], self.state[\"passengers\"]))\n",
    "        elif self.state[\"state\"] == ON_BOARD:\n",
    "            if self.arrived in inputs:\n",
    "                self.state[\"state\"] = DISAMBARKING\n",
    "        self.state[\"states\"].append((self.state[\"time\"], self.state[\"state\"]))\n",
    "        return self.state\n",
    "    \n",
    "    def intTransition(self):\n",
    "        self.state[\"time\"] += self.timeAdvance()\n",
    "        if self.state[\"state\"] == EMBARKING and self.full():\n",
    "            self.state[\"state\"] = ON_BOARD\n",
    "        elif self.state[\"state\"] == DISAMBARKING:\n",
    "            if self.state[\"passengers\"] > 0:\n",
    "                self.state[\"passengers\"] -= 1\n",
    "#             if self.state[\"passengers\"] == 0:\n",
    "#                 self.state[\"state\"] = FINISHED\n",
    "            self.state[\"trace\"].append((self.state[\"time\"], self.state[\"passengers\"]))\n",
    "        self.state[\"states\"].append((self.state[\"time\"], self.state[\"state\"]))\n",
    "        return self.state\n",
    "    \n",
    "    def outputFnc(self):\n",
    "        if self.state[\"state\"] == EMBARKING:\n",
    "            return {\n",
    "                self.can_leave: True\n",
    "            }\n",
    "        elif self.state[\"state\"] == DISAMBARKING:\n",
    "            return {\n",
    "                self.disembark: True\n",
    "            }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [],
   "source": [
    "from pypdevs.DEVS import CoupledDEVS\n",
    "from CBD.converters.hybrid import CBDRunner, CrossingDetection as CD\n",
    "from CBD.preprocessing.butcher import ButcherTableau as BT\n",
    "from CBD.preprocessing.rungekutta import RKPreprocessor\n",
    "from CBD.converters.CBDDraw import draw\n",
    "import time\n",
    "\n",
    "RKP = RKPreprocessor(BT.RKF45(), atol=2e-5, hmin=0.1, safety=.84)\n",
    "\n",
    "class TrainModel(CoupledDEVS):\n",
    "    def __init__(self, name, x0, v0, v_min, v_max, stopping_x, max_passengers, dt=0.1):\n",
    "        super().__init__(name)\n",
    "        \n",
    "        acc = RKP.preprocess(AcceleratingODE(\"accODE\", dt))\n",
    "        frc = RKP.preprocess(FrictionODE(\"fricODE\", dt))\n",
    "        brk = RKP.preprocess(BrakingODE(\"brakeODE\", dt))\n",
    "#         acc = AcceleratingODE(\"accODE\", dt)\n",
    "#         frc = FrictionODE(\"fricODE\", dt)\n",
    "#         brk = BrakingODE(\"brakeODE\", dt)\n",
    "        \n",
    "        self.accODE = self.addSubModel(CBDRunner(\"accODE\", acc, {\n",
    "            'x0': x0, 'v0': v0, 'k': 0.05\n",
    "        }, True, {\"v\": \"<\" + str(v_max), \"x\": \"<\" + str(stopping_x)}, CD.regula_falsi))\n",
    "        self.fricODE = self.addSubModel(CBDRunner(\"fricODE\", frc, {\n",
    "            'x0': x0, 'v0': v0, 'k': 0.03\n",
    "        }, True, {\"v\": \">\" + str(v_min), \"x\": \"<\" + str(stopping_x)}, CD.regula_falsi))\n",
    "        self.brakeODE = self.addSubModel(CBDRunner(\"brakeODE\", brk, {\n",
    "            'x0': x0, 'v0': v0, 'k': 0.08\n",
    "        }, True, {\"v\": 1e-1}, CD.regula_falsi))\n",
    "        self.driver = self.addSubModel(Driver(\"driver\", x0, v0, stopping_x, max_passengers))\n",
    "        self.plotter = self.addSubModel(PointCollector(\"plotter\"))\n",
    "        self.arrivals = self.addSubModel(Arrival(\"arrivals\", max_passengers, 10))\n",
    "        self.queue = self.addSubModel(Queue(\"queue\", 5))\n",
    "        self.hold = self.addSubModel(Hold(\"hold\", max_passengers))\n",
    "        \n",
    "        draw(self.brakeODE.state[\"CBD\"], \"brake.dot\")\n",
    "        \n",
    "        self.connectPorts(self.driver.new_x, self.accODE.inputs[\"x0\"])\n",
    "        self.connectPorts(self.driver.new_v, self.accODE.inputs[\"v0\"])\n",
    "        self.connectPorts(self.driver.new_x, self.fricODE.inputs[\"x0\"])\n",
    "        self.connectPorts(self.driver.new_v, self.fricODE.inputs[\"v0\"])\n",
    "        self.connectPorts(self.driver.new_x, self.brakeODE.inputs[\"x0\"])\n",
    "        self.connectPorts(self.driver.new_v, self.brakeODE.inputs[\"v0\"])\n",
    "        self.connectPorts(self.accODE.outputs[\"crossing-v\"], self.driver.zc_v_max)\n",
    "        self.connectPorts(self.fricODE.outputs[\"crossing-v\"], self.driver.zc_v_min)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"crossing-v\"], self.driver.zc_station)\n",
    "        self.connectPorts(self.accODE.outputs[\"crossing-x\"], self.driver.zc_brake)\n",
    "        self.connectPorts(self.fricODE.outputs[\"crossing-x\"], self.driver.zc_brake)\n",
    "        self.connectPorts(self.accODE.outputs[\"x\"], self.driver.x)\n",
    "        self.connectPorts(self.accODE.outputs[\"v\"], self.driver.v)\n",
    "        self.connectPorts(self.fricODE.outputs[\"x\"], self.driver.x)\n",
    "        self.connectPorts(self.fricODE.outputs[\"v\"], self.driver.v)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"x\"], self.driver.x)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"v\"], self.driver.v)\n",
    "        \n",
    "        self.connectPorts(self.driver.pause_acceleration, self.accODE.stop)\n",
    "        self.connectPorts(self.driver.pause_friction, self.fricODE.stop)\n",
    "        self.connectPorts(self.driver.pause_braking, self.brakeODE.stop)\n",
    "        \n",
    "        self.connectPorts(self.driver.new_x, self.plotter.x)\n",
    "        self.connectPorts(self.driver.new_v, self.plotter.v)\n",
    "        self.connectPorts(self.accODE.outputs[\"x\"], self.plotter.x)\n",
    "        self.connectPorts(self.accODE.outputs[\"v\"], self.plotter.v)\n",
    "        self.connectPorts(self.fricODE.outputs[\"x\"], self.plotter.x)\n",
    "        self.connectPorts(self.fricODE.outputs[\"v\"], self.plotter.v)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"x\"], self.plotter.x)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"v\"], self.plotter.v)\n",
    "        \n",
    "        self.connectPorts(self.arrivals.output, self.queue.enqueue)\n",
    "        self.connectPorts(self.queue.dequeue, self.hold.embark)\n",
    "        self.connectPorts(self.hold.can_leave, self.driver.start)\n",
    "        self.connectPorts(self.brakeODE.outputs[\"crossing-v\"], self.hold.arrived)\n",
    "        \n",
    "    def select(self, imm_children):\n",
    "        if self.driver in imm_children:\n",
    "            return self.driver\n",
    "        return imm_children[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/javascript": [
       "/* Put everything inside the global mpl namespace */\n",
       "/* global mpl */\n",
       "window.mpl = {};\n",
       "\n",
       "mpl.get_websocket_type = function () {\n",
       "    if (typeof WebSocket !== 'undefined') {\n",
       "        return WebSocket;\n",
       "    } else if (typeof MozWebSocket !== 'undefined') {\n",
       "        return MozWebSocket;\n",
       "    } else {\n",
       "        alert(\n",
       "            'Your browser does not have WebSocket support. ' +\n",
       "                'Please try Chrome, Safari or Firefox ≥ 6. ' +\n",
       "                'Firefox 4 and 5 are also supported but you ' +\n",
       "                'have to enable WebSockets in about:config.'\n",
       "        );\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure = function (figure_id, websocket, ondownload, parent_element) {\n",
       "    this.id = figure_id;\n",
       "\n",
       "    this.ws = websocket;\n",
       "\n",
       "    this.supports_binary = this.ws.binaryType !== undefined;\n",
       "\n",
       "    if (!this.supports_binary) {\n",
       "        var warnings = document.getElementById('mpl-warnings');\n",
       "        if (warnings) {\n",
       "            warnings.style.display = 'block';\n",
       "            warnings.textContent =\n",
       "                'This browser does not support binary websocket messages. ' +\n",
       "                'Performance may be slow.';\n",
       "        }\n",
       "    }\n",
       "\n",
       "    this.imageObj = new Image();\n",
       "\n",
       "    this.context = undefined;\n",
       "    this.message = undefined;\n",
       "    this.canvas = undefined;\n",
       "    this.rubberband_canvas = undefined;\n",
       "    this.rubberband_context = undefined;\n",
       "    this.format_dropdown = undefined;\n",
       "\n",
       "    this.image_mode = 'full';\n",
       "\n",
       "    this.root = document.createElement('div');\n",
       "    this.root.setAttribute('style', 'display: inline-block');\n",
       "    this._root_extra_style(this.root);\n",
       "\n",
       "    parent_element.appendChild(this.root);\n",
       "\n",
       "    this._init_header(this);\n",
       "    this._init_canvas(this);\n",
       "    this._init_toolbar(this);\n",
       "\n",
       "    var fig = this;\n",
       "\n",
       "    this.waiting = false;\n",
       "\n",
       "    this.ws.onopen = function () {\n",
       "        fig.send_message('supports_binary', { value: fig.supports_binary });\n",
       "        fig.send_message('send_image_mode', {});\n",
       "        if (fig.ratio !== 1) {\n",
       "            fig.send_message('set_dpi_ratio', { dpi_ratio: fig.ratio });\n",
       "        }\n",
       "        fig.send_message('refresh', {});\n",
       "    };\n",
       "\n",
       "    this.imageObj.onload = function () {\n",
       "        if (fig.image_mode === 'full') {\n",
       "            // Full images could contain transparency (where diff images\n",
       "            // almost always do), so we need to clear the canvas so that\n",
       "            // there is no ghosting.\n",
       "            fig.context.clearRect(0, 0, fig.canvas.width, fig.canvas.height);\n",
       "        }\n",
       "        fig.context.drawImage(fig.imageObj, 0, 0);\n",
       "    };\n",
       "\n",
       "    this.imageObj.onunload = function () {\n",
       "        fig.ws.close();\n",
       "    };\n",
       "\n",
       "    this.ws.onmessage = this._make_on_message_function(this);\n",
       "\n",
       "    this.ondownload = ondownload;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._init_header = function () {\n",
       "    var titlebar = document.createElement('div');\n",
       "    titlebar.classList =\n",
       "        'ui-dialog-titlebar ui-widget-header ui-corner-all ui-helper-clearfix';\n",
       "    var titletext = document.createElement('div');\n",
       "    titletext.classList = 'ui-dialog-title';\n",
       "    titletext.setAttribute(\n",
       "        'style',\n",
       "        'width: 100%; text-align: center; padding: 3px;'\n",
       "    );\n",
       "    titlebar.appendChild(titletext);\n",
       "    this.root.appendChild(titlebar);\n",
       "    this.header = titletext;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._canvas_extra_style = function (_canvas_div) {};\n",
       "\n",
       "mpl.figure.prototype._root_extra_style = function (_canvas_div) {};\n",
       "\n",
       "mpl.figure.prototype._init_canvas = function () {\n",
       "    var fig = this;\n",
       "\n",
       "    var canvas_div = (this.canvas_div = document.createElement('div'));\n",
       "    canvas_div.setAttribute(\n",
       "        'style',\n",
       "        'border: 1px solid #ddd;' +\n",
       "            'box-sizing: content-box;' +\n",
       "            'clear: both;' +\n",
       "            'min-height: 1px;' +\n",
       "            'min-width: 1px;' +\n",
       "            'outline: 0;' +\n",
       "            'overflow: hidden;' +\n",
       "            'position: relative;' +\n",
       "            'resize: both;'\n",
       "    );\n",
       "\n",
       "    function on_keyboard_event_closure(name) {\n",
       "        return function (event) {\n",
       "            return fig.key_event(event, name);\n",
       "        };\n",
       "    }\n",
       "\n",
       "    canvas_div.addEventListener(\n",
       "        'keydown',\n",
       "        on_keyboard_event_closure('key_press')\n",
       "    );\n",
       "    canvas_div.addEventListener(\n",
       "        'keyup',\n",
       "        on_keyboard_event_closure('key_release')\n",
       "    );\n",
       "\n",
       "    this._canvas_extra_style(canvas_div);\n",
       "    this.root.appendChild(canvas_div);\n",
       "\n",
       "    var canvas = (this.canvas = document.createElement('canvas'));\n",
       "    canvas.classList.add('mpl-canvas');\n",
       "    canvas.setAttribute('style', 'box-sizing: content-box;');\n",
       "\n",
       "    this.context = canvas.getContext('2d');\n",
       "\n",
       "    var backingStore =\n",
       "        this.context.backingStorePixelRatio ||\n",
       "        this.context.webkitBackingStorePixelRatio ||\n",
       "        this.context.mozBackingStorePixelRatio ||\n",
       "        this.context.msBackingStorePixelRatio ||\n",
       "        this.context.oBackingStorePixelRatio ||\n",
       "        this.context.backingStorePixelRatio ||\n",
       "        1;\n",
       "\n",
       "    this.ratio = (window.devicePixelRatio || 1) / backingStore;\n",
       "\n",
       "    var rubberband_canvas = (this.rubberband_canvas = document.createElement(\n",
       "        'canvas'\n",
       "    ));\n",
       "    rubberband_canvas.setAttribute(\n",
       "        'style',\n",
       "        'box-sizing: content-box; position: absolute; left: 0; top: 0; z-index: 1;'\n",
       "    );\n",
       "\n",
       "    // Apply a ponyfill if ResizeObserver is not implemented by browser.\n",
       "    if (this.ResizeObserver === undefined) {\n",
       "        if (window.ResizeObserver !== undefined) {\n",
       "            this.ResizeObserver = window.ResizeObserver;\n",
       "        } else {\n",
       "            var obs = _JSXTOOLS_RESIZE_OBSERVER({});\n",
       "            this.ResizeObserver = obs.ResizeObserver;\n",
       "        }\n",
       "    }\n",
       "\n",
       "    this.resizeObserverInstance = new this.ResizeObserver(function (entries) {\n",
       "        var nentries = entries.length;\n",
       "        for (var i = 0; i < nentries; i++) {\n",
       "            var entry = entries[i];\n",
       "            var width, height;\n",
       "            if (entry.contentBoxSize) {\n",
       "                if (entry.contentBoxSize instanceof Array) {\n",
       "                    // Chrome 84 implements new version of spec.\n",
       "                    width = entry.contentBoxSize[0].inlineSize;\n",
       "                    height = entry.contentBoxSize[0].blockSize;\n",
       "                } else {\n",
       "                    // Firefox implements old version of spec.\n",
       "                    width = entry.contentBoxSize.inlineSize;\n",
       "                    height = entry.contentBoxSize.blockSize;\n",
       "                }\n",
       "            } else {\n",
       "                // Chrome <84 implements even older version of spec.\n",
       "                width = entry.contentRect.width;\n",
       "                height = entry.contentRect.height;\n",
       "            }\n",
       "\n",
       "            // Keep the size of the canvas and rubber band canvas in sync with\n",
       "            // the canvas container.\n",
       "            if (entry.devicePixelContentBoxSize) {\n",
       "                // Chrome 84 implements new version of spec.\n",
       "                canvas.setAttribute(\n",
       "                    'width',\n",
       "                    entry.devicePixelContentBoxSize[0].inlineSize\n",
       "                );\n",
       "                canvas.setAttribute(\n",
       "                    'height',\n",
       "                    entry.devicePixelContentBoxSize[0].blockSize\n",
       "                );\n",
       "            } else {\n",
       "                canvas.setAttribute('width', width * fig.ratio);\n",
       "                canvas.setAttribute('height', height * fig.ratio);\n",
       "            }\n",
       "            canvas.setAttribute(\n",
       "                'style',\n",
       "                'width: ' + width + 'px; height: ' + height + 'px;'\n",
       "            );\n",
       "\n",
       "            rubberband_canvas.setAttribute('width', width);\n",
       "            rubberband_canvas.setAttribute('height', height);\n",
       "\n",
       "            // And update the size in Python. We ignore the initial 0/0 size\n",
       "            // that occurs as the element is placed into the DOM, which should\n",
       "            // otherwise not happen due to the minimum size styling.\n",
       "            if (fig.ws.readyState == 1 && width != 0 && height != 0) {\n",
       "                fig.request_resize(width, height);\n",
       "            }\n",
       "        }\n",
       "    });\n",
       "    this.resizeObserverInstance.observe(canvas_div);\n",
       "\n",
       "    function on_mouse_event_closure(name) {\n",
       "        return function (event) {\n",
       "            return fig.mouse_event(event, name);\n",
       "        };\n",
       "    }\n",
       "\n",
       "    rubberband_canvas.addEventListener(\n",
       "        'mousedown',\n",
       "        on_mouse_event_closure('button_press')\n",
       "    );\n",
       "    rubberband_canvas.addEventListener(\n",
       "        'mouseup',\n",
       "        on_mouse_event_closure('button_release')\n",
       "    );\n",
       "    // Throttle sequential mouse events to 1 every 20ms.\n",
       "    rubberband_canvas.addEventListener(\n",
       "        'mousemove',\n",
       "        on_mouse_event_closure('motion_notify')\n",
       "    );\n",
       "\n",
       "    rubberband_canvas.addEventListener(\n",
       "        'mouseenter',\n",
       "        on_mouse_event_closure('figure_enter')\n",
       "    );\n",
       "    rubberband_canvas.addEventListener(\n",
       "        'mouseleave',\n",
       "        on_mouse_event_closure('figure_leave')\n",
       "    );\n",
       "\n",
       "    canvas_div.addEventListener('wheel', function (event) {\n",
       "        if (event.deltaY < 0) {\n",
       "            event.step = 1;\n",
       "        } else {\n",
       "            event.step = -1;\n",
       "        }\n",
       "        on_mouse_event_closure('scroll')(event);\n",
       "    });\n",
       "\n",
       "    canvas_div.appendChild(canvas);\n",
       "    canvas_div.appendChild(rubberband_canvas);\n",
       "\n",
       "    this.rubberband_context = rubberband_canvas.getContext('2d');\n",
       "    this.rubberband_context.strokeStyle = '#000000';\n",
       "\n",
       "    this._resize_canvas = function (width, height, forward) {\n",
       "        if (forward) {\n",
       "            canvas_div.style.width = width + 'px';\n",
       "            canvas_div.style.height = height + 'px';\n",
       "        }\n",
       "    };\n",
       "\n",
       "    // Disable right mouse context menu.\n",
       "    this.rubberband_canvas.addEventListener('contextmenu', function (_e) {\n",
       "        event.preventDefault();\n",
       "        return false;\n",
       "    });\n",
       "\n",
       "    function set_focus() {\n",
       "        canvas.focus();\n",
       "        canvas_div.focus();\n",
       "    }\n",
       "\n",
       "    window.setTimeout(set_focus, 100);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._init_toolbar = function () {\n",
       "    var fig = this;\n",
       "\n",
       "    var toolbar = document.createElement('div');\n",
       "    toolbar.classList = 'mpl-toolbar';\n",
       "    this.root.appendChild(toolbar);\n",
       "\n",
       "    function on_click_closure(name) {\n",
       "        return function (_event) {\n",
       "            return fig.toolbar_button_onclick(name);\n",
       "        };\n",
       "    }\n",
       "\n",
       "    function on_mouseover_closure(tooltip) {\n",
       "        return function (event) {\n",
       "            if (!event.currentTarget.disabled) {\n",
       "                return fig.toolbar_button_onmouseover(tooltip);\n",
       "            }\n",
       "        };\n",
       "    }\n",
       "\n",
       "    fig.buttons = {};\n",
       "    var buttonGroup = document.createElement('div');\n",
       "    buttonGroup.classList = 'mpl-button-group';\n",
       "    for (var toolbar_ind in mpl.toolbar_items) {\n",
       "        var name = mpl.toolbar_items[toolbar_ind][0];\n",
       "        var tooltip = mpl.toolbar_items[toolbar_ind][1];\n",
       "        var image = mpl.toolbar_items[toolbar_ind][2];\n",
       "        var method_name = mpl.toolbar_items[toolbar_ind][3];\n",
       "\n",
       "        if (!name) {\n",
       "            /* Instead of a spacer, we start a new button group. */\n",
       "            if (buttonGroup.hasChildNodes()) {\n",
       "                toolbar.appendChild(buttonGroup);\n",
       "            }\n",
       "            buttonGroup = document.createElement('div');\n",
       "            buttonGroup.classList = 'mpl-button-group';\n",
       "            continue;\n",
       "        }\n",
       "\n",
       "        var button = (fig.buttons[name] = document.createElement('button'));\n",
       "        button.classList = 'mpl-widget';\n",
       "        button.setAttribute('role', 'button');\n",
       "        button.setAttribute('aria-disabled', 'false');\n",
       "        button.addEventListener('click', on_click_closure(method_name));\n",
       "        button.addEventListener('mouseover', on_mouseover_closure(tooltip));\n",
       "\n",
       "        var icon_img = document.createElement('img');\n",
       "        icon_img.src = '_images/' + image + '.png';\n",
       "        icon_img.srcset = '_images/' + image + '_large.png 2x';\n",
       "        icon_img.alt = tooltip;\n",
       "        button.appendChild(icon_img);\n",
       "\n",
       "        buttonGroup.appendChild(button);\n",
       "    }\n",
       "\n",
       "    if (buttonGroup.hasChildNodes()) {\n",
       "        toolbar.appendChild(buttonGroup);\n",
       "    }\n",
       "\n",
       "    var fmt_picker = document.createElement('select');\n",
       "    fmt_picker.classList = 'mpl-widget';\n",
       "    toolbar.appendChild(fmt_picker);\n",
       "    this.format_dropdown = fmt_picker;\n",
       "\n",
       "    for (var ind in mpl.extensions) {\n",
       "        var fmt = mpl.extensions[ind];\n",
       "        var option = document.createElement('option');\n",
       "        option.selected = fmt === mpl.default_extension;\n",
       "        option.innerHTML = fmt;\n",
       "        fmt_picker.appendChild(option);\n",
       "    }\n",
       "\n",
       "    var status_bar = document.createElement('span');\n",
       "    status_bar.classList = 'mpl-message';\n",
       "    toolbar.appendChild(status_bar);\n",
       "    this.message = status_bar;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.request_resize = function (x_pixels, y_pixels) {\n",
       "    // Request matplotlib to resize the figure. Matplotlib will then trigger a resize in the client,\n",
       "    // which will in turn request a refresh of the image.\n",
       "    this.send_message('resize', { width: x_pixels, height: y_pixels });\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.send_message = function (type, properties) {\n",
       "    properties['type'] = type;\n",
       "    properties['figure_id'] = this.id;\n",
       "    this.ws.send(JSON.stringify(properties));\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.send_draw_message = function () {\n",
       "    if (!this.waiting) {\n",
       "        this.waiting = true;\n",
       "        this.ws.send(JSON.stringify({ type: 'draw', figure_id: this.id }));\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_save = function (fig, _msg) {\n",
       "    var format_dropdown = fig.format_dropdown;\n",
       "    var format = format_dropdown.options[format_dropdown.selectedIndex].value;\n",
       "    fig.ondownload(fig, format);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_resize = function (fig, msg) {\n",
       "    var size = msg['size'];\n",
       "    if (size[0] !== fig.canvas.width || size[1] !== fig.canvas.height) {\n",
       "        fig._resize_canvas(size[0], size[1], msg['forward']);\n",
       "        fig.send_message('refresh', {});\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_rubberband = function (fig, msg) {\n",
       "    var x0 = msg['x0'] / fig.ratio;\n",
       "    var y0 = (fig.canvas.height - msg['y0']) / fig.ratio;\n",
       "    var x1 = msg['x1'] / fig.ratio;\n",
       "    var y1 = (fig.canvas.height - msg['y1']) / fig.ratio;\n",
       "    x0 = Math.floor(x0) + 0.5;\n",
       "    y0 = Math.floor(y0) + 0.5;\n",
       "    x1 = Math.floor(x1) + 0.5;\n",
       "    y1 = Math.floor(y1) + 0.5;\n",
       "    var min_x = Math.min(x0, x1);\n",
       "    var min_y = Math.min(y0, y1);\n",
       "    var width = Math.abs(x1 - x0);\n",
       "    var height = Math.abs(y1 - y0);\n",
       "\n",
       "    fig.rubberband_context.clearRect(\n",
       "        0,\n",
       "        0,\n",
       "        fig.canvas.width / fig.ratio,\n",
       "        fig.canvas.height / fig.ratio\n",
       "    );\n",
       "\n",
       "    fig.rubberband_context.strokeRect(min_x, min_y, width, height);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_figure_label = function (fig, msg) {\n",
       "    // Updates the figure title.\n",
       "    fig.header.textContent = msg['label'];\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_cursor = function (fig, msg) {\n",
       "    var cursor = msg['cursor'];\n",
       "    switch (cursor) {\n",
       "        case 0:\n",
       "            cursor = 'pointer';\n",
       "            break;\n",
       "        case 1:\n",
       "            cursor = 'default';\n",
       "            break;\n",
       "        case 2:\n",
       "            cursor = 'crosshair';\n",
       "            break;\n",
       "        case 3:\n",
       "            cursor = 'move';\n",
       "            break;\n",
       "    }\n",
       "    fig.rubberband_canvas.style.cursor = cursor;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_message = function (fig, msg) {\n",
       "    fig.message.textContent = msg['message'];\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_draw = function (fig, _msg) {\n",
       "    // Request the server to send over a new figure.\n",
       "    fig.send_draw_message();\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_image_mode = function (fig, msg) {\n",
       "    fig.image_mode = msg['mode'];\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_history_buttons = function (fig, msg) {\n",
       "    for (var key in msg) {\n",
       "        if (!(key in fig.buttons)) {\n",
       "            continue;\n",
       "        }\n",
       "        fig.buttons[key].disabled = !msg[key];\n",
       "        fig.buttons[key].setAttribute('aria-disabled', !msg[key]);\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_navigate_mode = function (fig, msg) {\n",
       "    if (msg['mode'] === 'PAN') {\n",
       "        fig.buttons['Pan'].classList.add('active');\n",
       "        fig.buttons['Zoom'].classList.remove('active');\n",
       "    } else if (msg['mode'] === 'ZOOM') {\n",
       "        fig.buttons['Pan'].classList.remove('active');\n",
       "        fig.buttons['Zoom'].classList.add('active');\n",
       "    } else {\n",
       "        fig.buttons['Pan'].classList.remove('active');\n",
       "        fig.buttons['Zoom'].classList.remove('active');\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.updated_canvas_event = function () {\n",
       "    // Called whenever the canvas gets updated.\n",
       "    this.send_message('ack', {});\n",
       "};\n",
       "\n",
       "// A function to construct a web socket function for onmessage handling.\n",
       "// Called in the figure constructor.\n",
       "mpl.figure.prototype._make_on_message_function = function (fig) {\n",
       "    return function socket_on_message(evt) {\n",
       "        if (evt.data instanceof Blob) {\n",
       "            /* FIXME: We get \"Resource interpreted as Image but\n",
       "             * transferred with MIME type text/plain:\" errors on\n",
       "             * Chrome.  But how to set the MIME type?  It doesn't seem\n",
       "             * to be part of the websocket stream */\n",
       "            evt.data.type = 'image/png';\n",
       "\n",
       "            /* Free the memory for the previous frames */\n",
       "            if (fig.imageObj.src) {\n",
       "                (window.URL || window.webkitURL).revokeObjectURL(\n",
       "                    fig.imageObj.src\n",
       "                );\n",
       "            }\n",
       "\n",
       "            fig.imageObj.src = (window.URL || window.webkitURL).createObjectURL(\n",
       "                evt.data\n",
       "            );\n",
       "            fig.updated_canvas_event();\n",
       "            fig.waiting = false;\n",
       "            return;\n",
       "        } else if (\n",
       "            typeof evt.data === 'string' &&\n",
       "            evt.data.slice(0, 21) === 'data:image/png;base64'\n",
       "        ) {\n",
       "            fig.imageObj.src = evt.data;\n",
       "            fig.updated_canvas_event();\n",
       "            fig.waiting = false;\n",
       "            return;\n",
       "        }\n",
       "\n",
       "        var msg = JSON.parse(evt.data);\n",
       "        var msg_type = msg['type'];\n",
       "\n",
       "        // Call the  \"handle_{type}\" callback, which takes\n",
       "        // the figure and JSON message as its only arguments.\n",
       "        try {\n",
       "            var callback = fig['handle_' + msg_type];\n",
       "        } catch (e) {\n",
       "            console.log(\n",
       "                \"No handler for the '\" + msg_type + \"' message type: \",\n",
       "                msg\n",
       "            );\n",
       "            return;\n",
       "        }\n",
       "\n",
       "        if (callback) {\n",
       "            try {\n",
       "                // console.log(\"Handling '\" + msg_type + \"' message: \", msg);\n",
       "                callback(fig, msg);\n",
       "            } catch (e) {\n",
       "                console.log(\n",
       "                    \"Exception inside the 'handler_\" + msg_type + \"' callback:\",\n",
       "                    e,\n",
       "                    e.stack,\n",
       "                    msg\n",
       "                );\n",
       "            }\n",
       "        }\n",
       "    };\n",
       "};\n",
       "\n",
       "// from http://stackoverflow.com/questions/1114465/getting-mouse-location-in-canvas\n",
       "mpl.findpos = function (e) {\n",
       "    //this section is from http://www.quirksmode.org/js/events_properties.html\n",
       "    var targ;\n",
       "    if (!e) {\n",
       "        e = window.event;\n",
       "    }\n",
       "    if (e.target) {\n",
       "        targ = e.target;\n",
       "    } else if (e.srcElement) {\n",
       "        targ = e.srcElement;\n",
       "    }\n",
       "    if (targ.nodeType === 3) {\n",
       "        // defeat Safari bug\n",
       "        targ = targ.parentNode;\n",
       "    }\n",
       "\n",
       "    // pageX,Y are the mouse positions relative to the document\n",
       "    var boundingRect = targ.getBoundingClientRect();\n",
       "    var x = e.pageX - (boundingRect.left + document.body.scrollLeft);\n",
       "    var y = e.pageY - (boundingRect.top + document.body.scrollTop);\n",
       "\n",
       "    return { x: x, y: y };\n",
       "};\n",
       "\n",
       "/*\n",
       " * return a copy of an object with only non-object keys\n",
       " * we need this to avoid circular references\n",
       " * http://stackoverflow.com/a/24161582/3208463\n",
       " */\n",
       "function simpleKeys(original) {\n",
       "    return Object.keys(original).reduce(function (obj, key) {\n",
       "        if (typeof original[key] !== 'object') {\n",
       "            obj[key] = original[key];\n",
       "        }\n",
       "        return obj;\n",
       "    }, {});\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.mouse_event = function (event, name) {\n",
       "    var canvas_pos = mpl.findpos(event);\n",
       "\n",
       "    if (name === 'button_press') {\n",
       "        this.canvas.focus();\n",
       "        this.canvas_div.focus();\n",
       "    }\n",
       "\n",
       "    var x = canvas_pos.x * this.ratio;\n",
       "    var y = canvas_pos.y * this.ratio;\n",
       "\n",
       "    this.send_message(name, {\n",
       "        x: x,\n",
       "        y: y,\n",
       "        button: event.button,\n",
       "        step: event.step,\n",
       "        guiEvent: simpleKeys(event),\n",
       "    });\n",
       "\n",
       "    /* This prevents the web browser from automatically changing to\n",
       "     * the text insertion cursor when the button is pressed.  We want\n",
       "     * to control all of the cursor setting manually through the\n",
       "     * 'cursor' event from matplotlib */\n",
       "    event.preventDefault();\n",
       "    return false;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._key_event_extra = function (_event, _name) {\n",
       "    // Handle any extra behaviour associated with a key event\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.key_event = function (event, name) {\n",
       "    // Prevent repeat events\n",
       "    if (name === 'key_press') {\n",
       "        if (event.which === this._key) {\n",
       "            return;\n",
       "        } else {\n",
       "            this._key = event.which;\n",
       "        }\n",
       "    }\n",
       "    if (name === 'key_release') {\n",
       "        this._key = null;\n",
       "    }\n",
       "\n",
       "    var value = '';\n",
       "    if (event.ctrlKey && event.which !== 17) {\n",
       "        value += 'ctrl+';\n",
       "    }\n",
       "    if (event.altKey && event.which !== 18) {\n",
       "        value += 'alt+';\n",
       "    }\n",
       "    if (event.shiftKey && event.which !== 16) {\n",
       "        value += 'shift+';\n",
       "    }\n",
       "\n",
       "    value += 'k';\n",
       "    value += event.which.toString();\n",
       "\n",
       "    this._key_event_extra(event, name);\n",
       "\n",
       "    this.send_message(name, { key: value, guiEvent: simpleKeys(event) });\n",
       "    return false;\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.toolbar_button_onclick = function (name) {\n",
       "    if (name === 'download') {\n",
       "        this.handle_save(this, null);\n",
       "    } else {\n",
       "        this.send_message('toolbar_button', { name: name });\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.toolbar_button_onmouseover = function (tooltip) {\n",
       "    this.message.textContent = tooltip;\n",
       "};\n",
       "\n",
       "///////////////// REMAINING CONTENT GENERATED BY embed_js.py /////////////////\n",
       "// prettier-ignore\n",
       "var _JSXTOOLS_RESIZE_OBSERVER=function(A){var t,i=new WeakMap,n=new WeakMap,a=new WeakMap,r=new WeakMap,o=new Set;function s(e){if(!(this instanceof s))throw new TypeError(\"Constructor requires 'new' operator\");i.set(this,e)}function h(){throw new TypeError(\"Function is not a constructor\")}function c(e,t,i,n){e=0 in arguments?Number(arguments[0]):0,t=1 in arguments?Number(arguments[1]):0,i=2 in arguments?Number(arguments[2]):0,n=3 in arguments?Number(arguments[3]):0,this.right=(this.x=this.left=e)+(this.width=i),this.bottom=(this.y=this.top=t)+(this.height=n),Object.freeze(this)}function d(){t=requestAnimationFrame(d);var s=new WeakMap,p=new Set;o.forEach((function(t){r.get(t).forEach((function(i){var r=t instanceof window.SVGElement,o=a.get(t),d=r?0:parseFloat(o.paddingTop),f=r?0:parseFloat(o.paddingRight),l=r?0:parseFloat(o.paddingBottom),u=r?0:parseFloat(o.paddingLeft),g=r?0:parseFloat(o.borderTopWidth),m=r?0:parseFloat(o.borderRightWidth),w=r?0:parseFloat(o.borderBottomWidth),b=u+f,F=d+l,v=(r?0:parseFloat(o.borderLeftWidth))+m,W=g+w,y=r?0:t.offsetHeight-W-t.clientHeight,E=r?0:t.offsetWidth-v-t.clientWidth,R=b+v,z=F+W,M=r?t.width:parseFloat(o.width)-R-E,O=r?t.height:parseFloat(o.height)-z-y;if(n.has(t)){var k=n.get(t);if(k[0]===M&&k[1]===O)return}n.set(t,[M,O]);var S=Object.create(h.prototype);S.target=t,S.contentRect=new c(u,d,M,O),s.has(i)||(s.set(i,[]),p.add(i)),s.get(i).push(S)}))})),p.forEach((function(e){i.get(e).call(e,s.get(e),e)}))}return s.prototype.observe=function(i){if(i instanceof window.Element){r.has(i)||(r.set(i,new Set),o.add(i),a.set(i,window.getComputedStyle(i)));var n=r.get(i);n.has(this)||n.add(this),cancelAnimationFrame(t),t=requestAnimationFrame(d)}},s.prototype.unobserve=function(i){if(i instanceof window.Element&&r.has(i)){var n=r.get(i);n.has(this)&&(n.delete(this),n.size||(r.delete(i),o.delete(i))),n.size||r.delete(i),o.size||cancelAnimationFrame(t)}},A.DOMRectReadOnly=c,A.ResizeObserver=s,A.ResizeObserverEntry=h,A}; // eslint-disable-line\n",
       "mpl.toolbar_items = [[\"Home\", \"Reset original view\", \"fa fa-home icon-home\", \"home\"], [\"Back\", \"Back to previous view\", \"fa fa-arrow-left icon-arrow-left\", \"back\"], [\"Forward\", \"Forward to next view\", \"fa fa-arrow-right icon-arrow-right\", \"forward\"], [\"\", \"\", \"\", \"\"], [\"Pan\", \"Left button pans, Right button zooms\\nx/y fixes axis, CTRL fixes aspect\", \"fa fa-arrows icon-move\", \"pan\"], [\"Zoom\", \"Zoom to rectangle\\nx/y fixes axis, CTRL fixes aspect\", \"fa fa-square-o icon-check-empty\", \"zoom\"], [\"\", \"\", \"\", \"\"], [\"Download\", \"Download plot\", \"fa fa-floppy-o icon-save\", \"download\"]];\n",
       "\n",
       "mpl.extensions = [\"eps\", \"jpeg\", \"pdf\", \"png\", \"ps\", \"raw\", \"svg\", \"tif\"];\n",
       "\n",
       "mpl.default_extension = \"png\";/* global mpl */\n",
       "\n",
       "var comm_websocket_adapter = function (comm) {\n",
       "    // Create a \"websocket\"-like object which calls the given IPython comm\n",
       "    // object with the appropriate methods. Currently this is a non binary\n",
       "    // socket, so there is still some room for performance tuning.\n",
       "    var ws = {};\n",
       "\n",
       "    ws.close = function () {\n",
       "        comm.close();\n",
       "    };\n",
       "    ws.send = function (m) {\n",
       "        //console.log('sending', m);\n",
       "        comm.send(m);\n",
       "    };\n",
       "    // Register the callback with on_msg.\n",
       "    comm.on_msg(function (msg) {\n",
       "        //console.log('receiving', msg['content']['data'], msg);\n",
       "        // Pass the mpl event to the overridden (by mpl) onmessage function.\n",
       "        ws.onmessage(msg['content']['data']);\n",
       "    });\n",
       "    return ws;\n",
       "};\n",
       "\n",
       "mpl.mpl_figure_comm = function (comm, msg) {\n",
       "    // This is the function which gets called when the mpl process\n",
       "    // starts-up an IPython Comm through the \"matplotlib\" channel.\n",
       "\n",
       "    var id = msg.content.data.id;\n",
       "    // Get hold of the div created by the display call when the Comm\n",
       "    // socket was opened in Python.\n",
       "    var element = document.getElementById(id);\n",
       "    var ws_proxy = comm_websocket_adapter(comm);\n",
       "\n",
       "    function ondownload(figure, _format) {\n",
       "        window.open(figure.canvas.toDataURL());\n",
       "    }\n",
       "\n",
       "    var fig = new mpl.figure(id, ws_proxy, ondownload, element);\n",
       "\n",
       "    // Call onopen now - mpl needs it, as it is assuming we've passed it a real\n",
       "    // web socket which is closed, not our websocket->open comm proxy.\n",
       "    ws_proxy.onopen();\n",
       "\n",
       "    fig.parent_element = element;\n",
       "    fig.cell_info = mpl.find_output_cell(\"<div id='\" + id + \"'></div>\");\n",
       "    if (!fig.cell_info) {\n",
       "        console.error('Failed to find cell for figure', id, fig);\n",
       "        return;\n",
       "    }\n",
       "    fig.cell_info[0].output_area.element.on(\n",
       "        'cleared',\n",
       "        { fig: fig },\n",
       "        fig._remove_fig_handler\n",
       "    );\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_close = function (fig, msg) {\n",
       "    var width = fig.canvas.width / fig.ratio;\n",
       "    fig.cell_info[0].output_area.element.off(\n",
       "        'cleared',\n",
       "        fig._remove_fig_handler\n",
       "    );\n",
       "    fig.resizeObserverInstance.unobserve(fig.canvas_div);\n",
       "\n",
       "    // Update the output cell to use the data from the current canvas.\n",
       "    fig.push_to_output();\n",
       "    var dataURL = fig.canvas.toDataURL();\n",
       "    // Re-enable the keyboard manager in IPython - without this line, in FF,\n",
       "    // the notebook keyboard shortcuts fail.\n",
       "    IPython.keyboard_manager.enable();\n",
       "    fig.parent_element.innerHTML =\n",
       "        '<img src=\"' + dataURL + '\" width=\"' + width + '\">';\n",
       "    fig.close_ws(fig, msg);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.close_ws = function (fig, msg) {\n",
       "    fig.send_message('closing', msg);\n",
       "    // fig.ws.close()\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.push_to_output = function (_remove_interactive) {\n",
       "    // Turn the data on the canvas into data in the output cell.\n",
       "    var width = this.canvas.width / this.ratio;\n",
       "    var dataURL = this.canvas.toDataURL();\n",
       "    this.cell_info[1]['text/html'] =\n",
       "        '<img src=\"' + dataURL + '\" width=\"' + width + '\">';\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.updated_canvas_event = function () {\n",
       "    // Tell IPython that the notebook contents must change.\n",
       "    IPython.notebook.set_dirty(true);\n",
       "    this.send_message('ack', {});\n",
       "    var fig = this;\n",
       "    // Wait a second, then push the new image to the DOM so\n",
       "    // that it is saved nicely (might be nice to debounce this).\n",
       "    setTimeout(function () {\n",
       "        fig.push_to_output();\n",
       "    }, 1000);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._init_toolbar = function () {\n",
       "    var fig = this;\n",
       "\n",
       "    var toolbar = document.createElement('div');\n",
       "    toolbar.classList = 'btn-toolbar';\n",
       "    this.root.appendChild(toolbar);\n",
       "\n",
       "    function on_click_closure(name) {\n",
       "        return function (_event) {\n",
       "            return fig.toolbar_button_onclick(name);\n",
       "        };\n",
       "    }\n",
       "\n",
       "    function on_mouseover_closure(tooltip) {\n",
       "        return function (event) {\n",
       "            if (!event.currentTarget.disabled) {\n",
       "                return fig.toolbar_button_onmouseover(tooltip);\n",
       "            }\n",
       "        };\n",
       "    }\n",
       "\n",
       "    fig.buttons = {};\n",
       "    var buttonGroup = document.createElement('div');\n",
       "    buttonGroup.classList = 'btn-group';\n",
       "    var button;\n",
       "    for (var toolbar_ind in mpl.toolbar_items) {\n",
       "        var name = mpl.toolbar_items[toolbar_ind][0];\n",
       "        var tooltip = mpl.toolbar_items[toolbar_ind][1];\n",
       "        var image = mpl.toolbar_items[toolbar_ind][2];\n",
       "        var method_name = mpl.toolbar_items[toolbar_ind][3];\n",
       "\n",
       "        if (!name) {\n",
       "            /* Instead of a spacer, we start a new button group. */\n",
       "            if (buttonGroup.hasChildNodes()) {\n",
       "                toolbar.appendChild(buttonGroup);\n",
       "            }\n",
       "            buttonGroup = document.createElement('div');\n",
       "            buttonGroup.classList = 'btn-group';\n",
       "            continue;\n",
       "        }\n",
       "\n",
       "        button = fig.buttons[name] = document.createElement('button');\n",
       "        button.classList = 'btn btn-default';\n",
       "        button.href = '#';\n",
       "        button.title = name;\n",
       "        button.innerHTML = '<i class=\"fa ' + image + ' fa-lg\"></i>';\n",
       "        button.addEventListener('click', on_click_closure(method_name));\n",
       "        button.addEventListener('mouseover', on_mouseover_closure(tooltip));\n",
       "        buttonGroup.appendChild(button);\n",
       "    }\n",
       "\n",
       "    if (buttonGroup.hasChildNodes()) {\n",
       "        toolbar.appendChild(buttonGroup);\n",
       "    }\n",
       "\n",
       "    // Add the status bar.\n",
       "    var status_bar = document.createElement('span');\n",
       "    status_bar.classList = 'mpl-message pull-right';\n",
       "    toolbar.appendChild(status_bar);\n",
       "    this.message = status_bar;\n",
       "\n",
       "    // Add the close button to the window.\n",
       "    var buttongrp = document.createElement('div');\n",
       "    buttongrp.classList = 'btn-group inline pull-right';\n",
       "    button = document.createElement('button');\n",
       "    button.classList = 'btn btn-mini btn-primary';\n",
       "    button.href = '#';\n",
       "    button.title = 'Stop Interaction';\n",
       "    button.innerHTML = '<i class=\"fa fa-power-off icon-remove icon-large\"></i>';\n",
       "    button.addEventListener('click', function (_evt) {\n",
       "        fig.handle_close(fig, {});\n",
       "    });\n",
       "    button.addEventListener(\n",
       "        'mouseover',\n",
       "        on_mouseover_closure('Stop Interaction')\n",
       "    );\n",
       "    buttongrp.appendChild(button);\n",
       "    var titlebar = this.root.querySelector('.ui-dialog-titlebar');\n",
       "    titlebar.insertBefore(buttongrp, titlebar.firstChild);\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._remove_fig_handler = function (event) {\n",
       "    var fig = event.data.fig;\n",
       "    if (event.target !== this) {\n",
       "        // Ignore bubbled events from children.\n",
       "        return;\n",
       "    }\n",
       "    fig.close_ws(fig, {});\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._root_extra_style = function (el) {\n",
       "    el.style.boxSizing = 'content-box'; // override notebook setting of border-box.\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._canvas_extra_style = function (el) {\n",
       "    // this is important to make the div 'focusable\n",
       "    el.setAttribute('tabindex', 0);\n",
       "    // reach out to IPython and tell the keyboard manager to turn it's self\n",
       "    // off when our div gets focus\n",
       "\n",
       "    // location in version 3\n",
       "    if (IPython.notebook.keyboard_manager) {\n",
       "        IPython.notebook.keyboard_manager.register_events(el);\n",
       "    } else {\n",
       "        // location in version 2\n",
       "        IPython.keyboard_manager.register_events(el);\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype._key_event_extra = function (event, _name) {\n",
       "    var manager = IPython.notebook.keyboard_manager;\n",
       "    if (!manager) {\n",
       "        manager = IPython.keyboard_manager;\n",
       "    }\n",
       "\n",
       "    // Check for shift+enter\n",
       "    if (event.shiftKey && event.which === 13) {\n",
       "        this.canvas_div.blur();\n",
       "        // select the cell after this one\n",
       "        var index = IPython.notebook.find_cell_index(this.cell_info[0]);\n",
       "        IPython.notebook.select(index + 1);\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_save = function (fig, _msg) {\n",
       "    fig.ondownload(fig, null);\n",
       "};\n",
       "\n",
       "mpl.find_output_cell = function (html_output) {\n",
       "    // Return the cell and output element which can be found *uniquely* in the notebook.\n",
       "    // Note - this is a bit hacky, but it is done because the \"notebook_saving.Notebook\"\n",
       "    // IPython event is triggered only after the cells have been serialised, which for\n",
       "    // our purposes (turning an active figure into a static one), is too late.\n",
       "    var cells = IPython.notebook.get_cells();\n",
       "    var ncells = cells.length;\n",
       "    for (var i = 0; i < ncells; i++) {\n",
       "        var cell = cells[i];\n",
       "        if (cell.cell_type === 'code') {\n",
       "            for (var j = 0; j < cell.output_area.outputs.length; j++) {\n",
       "                var data = cell.output_area.outputs[j];\n",
       "                if (data.data) {\n",
       "                    // IPython >= 3 moved mimebundle to data attribute of output\n",
       "                    data = data.data;\n",
       "                }\n",
       "                if (data['text/html'] === html_output) {\n",
       "                    return [cell, data, j];\n",
       "                }\n",
       "            }\n",
       "        }\n",
       "    }\n",
       "};\n",
       "\n",
       "// Register the function which deals with the matplotlib target/channel.\n",
       "// The kernel may be null if the page has been refreshed.\n",
       "if (IPython.notebook.kernel !== null) {\n",
       "    IPython.notebook.kernel.comm_manager.register_target(\n",
       "        'matplotlib',\n",
       "        mpl.mpl_figure_comm\n",
       "    );\n",
       "}\n"
      ],
      "text/plain": [
       "<IPython.core.display.Javascript object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "data": {
      "text/html": [
       "<img src=\"data:image/png;base64,[encoded data, 26580 characters]\" width=\"800\">"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "ename": "KeyboardInterrupt",
     "evalue": "",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mKeyboardInterrupt\u001b[0m                         Traceback (most recent call last)",
      "\u001b[1;32m<ipython-input-10-9b3f01b2bc5b>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[0;32m     39\u001b[0m \u001b[0max2\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mtick_params\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0maxis\u001b[0m\u001b[1;33m=\u001b[0m\u001b[1;34m'y'\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mlabelcolor\u001b[0m\u001b[1;33m=\u001b[0m\u001b[1;34m'dodgerblue'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     40\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m---> 41\u001b[1;33m \u001b[0mtrain\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mTrainModel\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"train\"\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m0.0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m0.0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m24.\u001b[0m \u001b[1;33m/\u001b[0m \u001b[1;36m3.6\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m30.\u001b[0m \u001b[1;33m/\u001b[0m \u001b[1;36m3.6\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m2800\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m10\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;36m0.1\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m     42\u001b[0m \u001b[0msim\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mSimulator\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mtrain\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     43\u001b[0m \u001b[0msim\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0msetClassicDEVS\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m<ipython-input-9-d1d76d70886a>\u001b[0m in \u001b[0;36m__init__\u001b[1;34m(self, name, x0, v0, v_min, v_max, stopping_x, max_passengers, dt)\u001b[0m\n\u001b[0;32m     27\u001b[0m         self.brakeODE = self.addSubModel(CBDRunner(\"brakeODE\", brk, {\n\u001b[0;32m     28\u001b[0m             \u001b[1;34m'x0'\u001b[0m\u001b[1;33m:\u001b[0m \u001b[0mx0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'v0'\u001b[0m\u001b[1;33m:\u001b[0m \u001b[0mv0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'k'\u001b[0m\u001b[1;33m:\u001b[0m \u001b[1;36m0.08\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m---> 29\u001b[1;33m         }, True, {\"v\": 1e-1}, CD.regula_falsi))\n\u001b[0m\u001b[0;32m     30\u001b[0m         \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mdriver\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddSubModel\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mDriver\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"driver\"\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mx0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mv0\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mstopping_x\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmax_passengers\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     31\u001b[0m         \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mplotter\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddSubModel\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mPointCollector\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"plotter\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\converters\\hybrid.py\u001b[0m in \u001b[0;36m__init__\u001b[1;34m(self, name, cbd, initials, stopped, crossings, algo, **kwargs)\u001b[0m\n\u001b[0;32m    191\u001b[0m                 \u001b[0mAtomicDEVS\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__init__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mself\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mname\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    192\u001b[0m                 \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0minitials\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m{\u001b[0m\u001b[1;33m}\u001b[0m \u001b[1;32mif\u001b[0m \u001b[0minitials\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mNone\u001b[0m \u001b[1;32melse\u001b[0m \u001b[0minitials\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 193\u001b[1;33m                 \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0moriginal_model\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mHname\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mprepare_cbd\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcbd\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0minitials\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    194\u001b[0m                 \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mcrossings\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m{\u001b[0m\u001b[1;33m}\u001b[0m \u001b[1;32mif\u001b[0m \u001b[0mcrossings\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mNone\u001b[0m \u001b[1;32melse\u001b[0m \u001b[0mcrossings\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    195\u001b[0m                 \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0malgo\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0malgo\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\Core.py\u001b[0m in \u001b[0;36mclone\u001b[1;34m(self)\u001b[0m\n\u001b[0;32m    398\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclearBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    399\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 400\u001b[1;33m             \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddBlock\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    401\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    402\u001b[0m             \u001b[1;32mfor\u001b[0m \u001b[0mname_input\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mlink\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetLinksIn\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\Core.py\u001b[0m in \u001b[0;36mclone\u001b[1;34m(self)\u001b[0m\n\u001b[0;32m    398\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclearBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    399\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 400\u001b[1;33m             \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddBlock\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    401\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    402\u001b[0m             \u001b[1;32mfor\u001b[0m \u001b[0mname_input\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mlink\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetLinksIn\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\Core.py\u001b[0m in \u001b[0;36mclone\u001b[1;34m(self)\u001b[0m\n\u001b[0;32m    398\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclearBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    399\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 400\u001b[1;33m             \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddBlock\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    401\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    402\u001b[0m             \u001b[1;32mfor\u001b[0m \u001b[0mname_input\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mlink\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetLinksIn\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\Core.py\u001b[0m in \u001b[0;36mclone\u001b[1;34m(self)\u001b[0m\n\u001b[0;32m    398\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclearBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    399\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 400\u001b[1;33m             \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0maddBlock\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    401\u001b[0m         \u001b[1;32mfor\u001b[0m \u001b[0mblock\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetBlocks\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    402\u001b[0m             \u001b[1;32mfor\u001b[0m \u001b[0mname_input\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mlink\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mgetLinksIn\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32m~\\AppData\\Roaming\\Python\\Python37\\site-packages\\CBD\\Core.py\u001b[0m in \u001b[0;36mclone\u001b[1;34m(self)\u001b[0m\n\u001b[0;32m     69\u001b[0m         \u001b[0mthat\u001b[0m \u001b[0mwere\u001b[0m \u001b[0mset\u001b[0m \u001b[0mon\u001b[0m \u001b[0mthis\u001b[0m \u001b[0mblock\u001b[0m\u001b[1;33m.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     70\u001b[0m         \"\"\"\n\u001b[1;32m---> 71\u001b[1;33m         \u001b[0mother\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mself\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m     72\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m_linksIn\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclear\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     73\u001b[0m         \u001b[0mother\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m_parent\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    273\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    274\u001b[0m         \u001b[0margs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0marg\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m \u001b[1;32mfor\u001b[0m \u001b[0marg\u001b[0m \u001b[1;32min\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 275\u001b[1;33m     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mfunc\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    276\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    277\u001b[0m         \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m<genexpr>\u001b[1;34m(.0)\u001b[0m\n\u001b[0;32m    272\u001b[0m     \u001b[0mdeep\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mmemo\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    273\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 274\u001b[1;33m         \u001b[0margs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0marg\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m \u001b[1;32mfor\u001b[0m \u001b[0marg\u001b[0m \u001b[1;32min\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    275\u001b[0m     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mfunc\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    276\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    273\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    274\u001b[0m         \u001b[0margs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0marg\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m \u001b[1;32mfor\u001b[0m \u001b[0marg\u001b[0m \u001b[1;32min\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 275\u001b[1;33m     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mfunc\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    276\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    277\u001b[0m         \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m<genexpr>\u001b[1;34m(.0)\u001b[0m\n\u001b[0;32m    272\u001b[0m     \u001b[0mdeep\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mmemo\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    273\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 274\u001b[1;33m         \u001b[0margs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0marg\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m \u001b[1;32mfor\u001b[0m \u001b[0marg\u001b[0m \u001b[1;32min\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    275\u001b[0m     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mfunc\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    276\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_list\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    214\u001b[0m     \u001b[0mappend\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mappend\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    215\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0ma\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 216\u001b[1;33m         \u001b[0mappend\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0ma\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    217\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    218\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mlist\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_list\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    279\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mstate\u001b[0m \u001b[1;32mis\u001b[0m \u001b[1;32mnot\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    280\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 281\u001b[1;33m             \u001b[0mstate\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    282\u001b[0m         \u001b[1;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0my\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;34m'__setstate__'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    283\u001b[0m             \u001b[0my\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__setstate__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mstate\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    148\u001b[0m     \u001b[0mcopier\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dispatch\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    149\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 150\u001b[1;33m         \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mcopier\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    151\u001b[0m     \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    152\u001b[0m         \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_deepcopy_dict\u001b[1;34m(x, memo, deepcopy)\u001b[0m\n\u001b[0;32m    239\u001b[0m     \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    240\u001b[0m     \u001b[1;32mfor\u001b[0m \u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mvalue\u001b[0m \u001b[1;32min\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mitems\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 241\u001b[1;33m         \u001b[0my\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mkey\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvalue\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    242\u001b[0m     \u001b[1;32mreturn\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    243\u001b[0m \u001b[0md\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mdict\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_deepcopy_dict\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36mdeepcopy\u001b[1;34m(x, memo, _nil)\u001b[0m\n\u001b[0;32m    178\u001b[0m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    179\u001b[0m                 \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 180\u001b[1;33m                     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_reconstruct\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0mrv\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    181\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    182\u001b[0m     \u001b[1;31m# If is its own copy, don't memoize.\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copy.py\u001b[0m in \u001b[0;36m_reconstruct\u001b[1;34m(x, memo, func, args, state, listiter, dictiter, deepcopy)\u001b[0m\n\u001b[0;32m    273\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m \u001b[1;32mand\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    274\u001b[0m         \u001b[0margs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m(\u001b[0m\u001b[0mdeepcopy\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0marg\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mmemo\u001b[0m\u001b[1;33m)\u001b[0m \u001b[1;32mfor\u001b[0m \u001b[0marg\u001b[0m \u001b[1;32min\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 275\u001b[1;33m     \u001b[0my\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mfunc\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m    276\u001b[0m     \u001b[1;32mif\u001b[0m \u001b[0mdeep\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m    277\u001b[0m         \u001b[0mmemo\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mid\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mx\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0my\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;32mc:\\users\\randy\\appdata\\local\\programs\\python\\python37-32\\lib\\copyreg.py\u001b[0m in \u001b[0;36m__newobj__\u001b[1;34m(cls, *args)\u001b[0m\n\u001b[0;32m     86\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     87\u001b[0m \u001b[1;32mdef\u001b[0m \u001b[0m__newobj__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m---> 88\u001b[1;33m     \u001b[1;32mreturn\u001b[0m \u001b[0mcls\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0m__new__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m     89\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     90\u001b[0m \u001b[1;32mdef\u001b[0m \u001b[0m__newobj_ex__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mcls\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0margs\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mkwargs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mKeyboardInterrupt\u001b[0m: "
     ]
    }
   ],
   "source": [
    "%matplotlib notebook\n",
    "\n",
    "from CBD.realtime.plotting import PlotManager, LinePlot, StepPlot, ScatterPlot\n",
    "from pypdevs.simulator import Simulator\n",
    "import matplotlib.pyplot as plt\n",
    "import numpy as np\n",
    "\n",
    "\n",
    "XLIM = 0, 600\n",
    "YLIM = -1.5, 33  # -5, 105\n",
    "\n",
    "fig, (ax, ax3) = plt.subplots(2, 1, figsize=(8,8), dpi=100, sharex=True)\n",
    "ax.set_xlim(XLIM)\n",
    "ax.set_ylim(YLIM)\n",
    "\n",
    "ax.set_xticks(range(0, XLIM[1] + 1, 100))\n",
    "ax.set_xticks(range(0, XLIM[1] + 1, 10), minor=True)\n",
    "ax.set_yticks(range(0, int(YLIM[1] + 1), 3))\n",
    "ax.set_yticks(range(-2, int(YLIM[1] + 1), 1), minor=True)\n",
    "# ax.set_yticks(range(-5, YLIM[1] + 1))\n",
    "\n",
    "ax.set_xlabel(\"time (s)\")\n",
    "\n",
    "ax2 = ax.twinx()\n",
    "\n",
    "ax.grid(which='minor', alpha=0.2)\n",
    "ax.grid(which='major', alpha=0.5)\n",
    "\n",
    "ax2.set_ylim((-0.666, 11))\n",
    "ax2.set_yticks(range(0, 11, 1))\n",
    "# ax2.set_yticks(np.arange(-0.5, 10.6, 1), minor=True)\n",
    "ax2.set_ylabel(\"# passengers\", color='dodgerblue')\n",
    "ax.set_ylabel(\"velocity (km/h)\", color=\"red\")\n",
    "\n",
    "# ax2.grid(which='minor', alpha=0.2)\n",
    "# ax2.grid(which='major', alpha=0.5)\n",
    "\n",
    "ax.tick_params(axis='y', labelcolor='red')\n",
    "ax2.tick_params(axis='y', labelcolor='dodgerblue')\n",
    "\n",
    "train = TrainModel(\"train\", 0.0, 0.0, 24. / 3.6, 30. / 3.6, 2800, 10, 0.1)\n",
    "sim = Simulator(train)\n",
    "sim.setClassicDEVS()\n",
    "sim.setRealTime(scale=0.1)\n",
    "# sim.setVerbose()\n",
    "sim.setTerminationTime(XLIM[1])\n",
    "\n",
    "######################\n",
    "\n",
    "ax3.set_xlabel(\"time (s)\")\n",
    "ax3.set_xlim(XLIM)\n",
    "ax3.set_xticks(range(0, XLIM[1] + 1, 100))\n",
    "ax3.set_xticks(range(0, XLIM[1] + 1, 10), minor=True)\n",
    "ax3.set_yticks(range(6))\n",
    "ax3.set_yticklabels((\"PRE_DEPART\", \"STARTING\", \"ACCELERATING\", \"DECELERATING\", \"BRAKING\", \"ARRIVED\"))\n",
    "ax3.plot([0] * 6, range(6))\n",
    "\n",
    "ax3.grid(which='minor', alpha=0.2)\n",
    "ax3.grid(which='major', alpha=0.5)\n",
    "\n",
    "ax4 = ax3.twinx()\n",
    "ax4.set_yticks([0, 1, 2])\n",
    "ax4.set_yticklabels([\"EXITING\", \"ON_BOARD\", \"BOARDING\"])\n",
    "ax4.plot([0, 0, 0], [0, 1, 2])\n",
    "\n",
    "ax3.tick_params(axis='y', labelcolor='red')\n",
    "ax4.tick_params(axis='y', labelcolor='dodgerblue')\n",
    "\n",
    "######################\n",
    "\n",
    "\n",
    "\n",
    "\n",
    "manager = PlotManager()\n",
    "manager.register(\"vel\", train.plotter, (fig, ax), LinePlot(c='red'))\n",
    "manager.register(\"ppl\", train.hold, (fig, ax2), StepPlot(c='dodgerblue', where='post', ls='-.'))\n",
    "manager.register(\"sm\", train.driver, (fig, ax3), StepPlot(c='red', where='post'))\n",
    "manager.register(\"sp\", train.hold, (fig, ax4), StepPlot(c='dodgerblue', where='post', ls='-.'))\n",
    "\n",
    "manager.get(\"vel\").set_data_getter(lambda obj: obj.data_v_kmph)\n",
    "manager.get(\"ppl\").set_data_getter(lambda obj: ([x for x, _ in obj.state[\"trace\"]], [y for _, y in obj.state[\"trace\"]]))\n",
    "manager.get(\"sm\").set_data_getter(lambda obj: ([x for x, _ in obj.state[\"states\"]], [y for _, y in obj.state[\"states\"]]))\n",
    "manager.get(\"sp\").set_data_getter(lambda obj: ([x for x, _ in obj.state[\"states\"]], [2 - y for _, y in obj.state[\"states\"]]))\n",
    "\n",
    "\n",
    "def term():\n",
    "    train.plotter.state[\"xs\"].append((XLIM[1], train.plotter.state[\"xs\"][-1][1]))\n",
    "    train.plotter.state[\"vs\"].append((XLIM[1], 0.0))\n",
    "    train.hold.state[\"trace\"].append((XLIM[1], 0))\n",
    "    \n",
    "sim.simulate()\n",
    "\n",
    "plt.tight_layout()\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# manager.terminate()\n",
    "# plt.tight_layout()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "plt.savefig(\"TrainMS.png\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# with open(\"data.txt\", 'w') as file:\n",
    "#     file.write(\"# time\\tx\\tv\\n\\n\")\n",
    "#     time, x = train.plotter.data_x\n",
    "#     _, v = train.plotter.data_v\n",
    "# #     _, p = train.plotter.data_passengers\n",
    "#     for i in range(len(time)):\n",
    "#         file.write(\"{}\\t{}\\t{}\\n\".format(time[i], x[i], v[i]))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# train.plotter.data_passengers"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# fig2, ax3 = plt.subplots(1, 1, figsize=(8, 4), dpi=100)\n",
    "\n",
    "# ax3.set_xlabel(\"time (s)\")\n",
    "# ax3.set_xlim(XLIM)\n",
    "# ax3.set_xticks(range(0, XLIM[1] + 1, 50))\n",
    "# ax3.set_xticks(range(0, XLIM[1] + 1, 5), minor=True)\n",
    "# ax3.set_yticks(range(6))\n",
    "# ax3.set_yticklabels((\"PRE_DEPART\", \"STARTING\", \"ACCELERATING\", \"DECELERATING\", \"BRAKING\", \"ARRIVED\"))\n",
    "# xy = train.driver.state[\"states\"]\n",
    "# x, y = [a for a, _ in xy], [a for _, a in xy]\n",
    "# ax3.step(x, y, where='post', c='red')\n",
    "\n",
    "# ax3.grid(which='minor', alpha=0.2)\n",
    "# ax3.grid(which='major', alpha=0.5)\n",
    "\n",
    "# ax4 = ax3.twinx()\n",
    "# ax4.set_yticks([0, 1, 2])\n",
    "# ax4.set_yticklabels([\"DISEMBARKING\", \"ON_BOARD\", \"EMBARKING\"])\n",
    "# xy = train.hold.state[\"states\"]\n",
    "# x, y = [a for a, _ in xy], [2 - a for _, a in xy]\n",
    "# print(xy)\n",
    "# ax4.step(x, y, where='post', c='dodgerblue', ls='-.')\n",
    "\n",
    "# ax3.tick_params(axis='y', labelcolor='red')\n",
    "# ax4.tick_params(axis='y', labelcolor='dodgerblue')\n",
    "\n",
    "# plt.tight_layout()\n",
    "# plt.show()\n",
    "\n",
    "# # print(train.hold.state[\"states\"])\n",
    "\n",
    "# # print(xy)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# plt.savefig(\"ModelState.png\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": true
   },
   "outputs": [],
   "source": [
    "# print(\"ACC:\", train.accODE.cdtime, train.accODE.cdamnt)\n",
    "# print(\"DEC:\", train.fricODE.cdtime, train.fricODE.cdamnt)\n",
    "# print(\"FRC:\", train.brakeODE.cdtime, train.brakeODE.cdamnt)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# fig2, ax3 = plt.subplots(1, 1, figsize=(8, 4), dpi=100)\n",
    "\n",
    "# plt.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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