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StatisticsTracer.html

StatisticsTracer.html 48 KB
文件历史 原始文件

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    41. 

  41.             
    42. 

  42.   <h1>Source code for pypdevsbbl.tracers.StatisticsTracer</h1><div class="highlight"><pre>
    43. 

  43. <span></span><span class="c1">#  Copyright 2020 Modelling, Simulation and Design Lab (MSDL) at</span>
    44. 

  44. <span class="c1">#  McGill University and the University of Antwerp (http://msdl.cs.mcgill.ca/)</span>
    45. 

  45. <span class="c1">#</span>
    46. 

  46. <span class="c1">#  Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span>
    47. 

  47. <span class="c1">#  you may not use this file except in compliance with the License.</span>
    48. 

  48. <span class="c1">#  You may obtain a copy of the License at</span>
    49. 

  49. <span class="c1">#</span>
    50. 

  50. <span class="c1">#     http://www.apache.org/licenses/LICENSE-2.0</span>
    51. 

  51. <span class="c1">#</span>
    52. 

  52. <span class="c1">#  Unless required by applicable law or agreed to in writing, software</span>
    53. 

  53. <span class="c1">#  distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span>
    54. 

  54. <span class="c1">#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
    55. 

  55. <span class="c1">#  See the License for the specific language governing permissions and</span>
    56. 

  56. <span class="c1">#  limitations under the License.</span>
    57. 

  57. 

  58. <span class="sd">&quot;&quot;&quot;This file contains the tracer for statistical data.&quot;&quot;&quot;</span>
    59. 

  59. 

  60. <span class="kn">from</span> <span class="nn">pypdevsbbl.tracers</span> <span class="kn">import</span> <span class="n">BaseTracer</span>
    61. 

  61. <span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
    62. 

  62. 

  63. <span class="kn">from</span> <span class="nn">pypdevs.DEVS</span> <span class="kn">import</span> <span class="n">CoupledDEVS</span>
    64. 

  64. <span class="kn">from</span> <span class="nn">pypdevs.minimal</span> <span class="kn">import</span> <span class="n">CoupledDEVS</span> <span class="k">as</span> <span class="n">minCoupledDEVS</span>
    65. 

  65. 

  66. 

  67. <div class="viewcode-block" id="StatisticsTracer"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer">[docs]</a><span class="k">class</span> <span class="nc">StatisticsTracer</span><span class="p">(</span><span class="n">BaseTracer</span><span class="p">):</span>
    68. 

  68.     <span class="sd">&quot;&quot;&quot;Gathers information about the messages in a (sub)model.</span>
    69. 

  69. 

  70. <span class="sd">    It can compute:</span>
    71. 

  71. <span class="sd">        - The average time of messages in the system.</span>
    72. 

  72. <span class="sd">        - The average amount of messages in the system for a certain</span>
    73. 

  73. <span class="sd">          time period.</span>
    74. 

  74. <span class="sd">        - The (amount of) messages that entered the system.</span>
    75. 

  75. <span class="sd">        - The (amount of) messages that left the system.</span>
    76. 

  76. <span class="sd">        - The (amount of) messages that were newly generated.</span>
    77. 

  77. <span class="sd">        - The (amount of) messages that were discarded or left behind.</span>
    78. 

  78. 

  79. <span class="sd">    The internal depiction of a message is a tiplet:</span>
    80. 

  80. <span class="sd">    ``(message, arrival time, departure time)``.</span>
    81. 

  81. 

  82. <span class="sd">    Note:</span>
    83. 

  83. <span class="sd">        The tracer makes use of the :meth:`id` function to determine</span>
    84. 

  84. <span class="sd">        which message entered and left. When your messages may change</span>
    85. 

  85. <span class="sd">        order (when using a different queueing discipline or so), make</span>
    86. 

  86. <span class="sd">        sure the messages can be uniquely identified afterwards.</span>
    87. 

  87. 

  88. <span class="sd">        It would also be non-sensical to have a</span>
    89. 

  89. <span class="sd">        :class:`pypdevsbbl.generic.generators.ConstantGenerator` generate a</span>
    90. 

  90. <span class="sd">        single value and change the order in which they arrive. All</span>
    91. 

  91. <span class="sd">        messages are the same, so how would you determine they have</span>
    92. 

  92. <span class="sd">        a different order of arrival?</span>
    93. 

  93. 

  94. <span class="sd">    Args:</span>
    95. 

  95. <span class="sd">        uid:                A unique identifier for distributed simulation.</span>
    96. 

  96. <span class="sd">                            Will be set automatically.</span>
    97. 

  97. <span class="sd">        server:             The server that runs the distributed simulation.</span>
    98. 

  98. <span class="sd">                            Will be set automatically.</span>
    99. 

  99. <span class="sd">        filename (str):     The name of the file to write the results to.</span>
    100. 

  100. <span class="sd">                            When ``None``, all results will be written to the</span>
    101. 

  101. <span class="sd">                            standard output.</span>
    102. 

  102. <span class="sd">        inports (list):     A list of the input ports to listen on for events</span>
    103. 

  103. <span class="sd">                            that enter the system. These may be ports of a</span>
    104. 

  104. <span class="sd">                            coupled DEVS.</span>
    105. 

  105. <span class="sd">        outports (list):    A list of the output ports to listen on for events</span>
    106. 

  106. <span class="sd">                            that leave the system. These may be ports of a</span>
    107. 

  107. <span class="sd">                            coupled DEVS.</span>
    108. 

  108. <span class="sd">    &quot;&quot;&quot;</span>
    109. 

  109.     <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">uid</span><span class="p">,</span> <span class="n">server</span><span class="p">,</span> <span class="n">filename</span><span class="p">,</span> <span class="n">inports</span><span class="p">,</span> <span class="n">outports</span><span class="p">):</span>
    110. 

  110.         <span class="nb">super</span><span class="p">(</span><span class="n">StatisticsTracer</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="n">uid</span><span class="p">,</span> <span class="n">server</span><span class="p">,</span> <span class="n">filename</span><span class="p">)</span>
    111. 

  111.         <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">inports</span><span class="p">:</span>
    112. 

  112.             <span class="k">if</span> <span class="ow">not</span> <span class="n">p</span><span class="o">.</span><span class="n">is_input</span><span class="p">:</span>
    113. 

  113.                 <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;Inport must be an input port in </span><span class="si">%s</span><span class="s2">.</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">host_DEVS</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">p</span><span class="o">.</span><span class="n">name</span><span class="p">))</span>
    114. 

  114.         <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">outports</span><span class="p">:</span>
    115. 

  115.             <span class="k">if</span> <span class="n">p</span><span class="o">.</span><span class="n">is_input</span><span class="p">:</span>
    116. 

  116.                 <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;Outport must be an output port in </span><span class="si">%s</span><span class="s2">.</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">host_DEVS</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">p</span><span class="o">.</span><span class="n">name</span><span class="p">))</span>
    117. 

  117.         <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="o">=</span> <span class="p">{}</span>
    118. 

  118. 

  119.         <span class="c1"># Internally solve coupled DEVS</span>
    120. 

  120.         <span class="c1"># This is needed because of the flattening the DEVS simulator applies.</span>
    121. 

  121.         <span class="bp">self</span><span class="o">.</span><span class="n">inports</span> <span class="o">=</span> <span class="p">[]</span>
    122. 

  122.         <span class="bp">self</span><span class="o">.</span><span class="n">inDEVS</span> <span class="o">=</span> <span class="p">[]</span>
    123. 

  123.         <span class="k">for</span> <span class="n">port</span> <span class="ow">in</span> <span class="n">inports</span><span class="p">:</span>
    124. 

  124.             <span class="k">if</span> <span class="n">port</span><span class="o">.</span><span class="n">type</span><span class="p">()</span> <span class="o">!=</span> <span class="s1">&#39;INPORT&#39;</span><span class="p">:</span>
    125. 

  125.                 <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;Can only listen on inports for messages that enter the submodel.&quot;</span><span class="p">)</span>
    126. 

  126.             <span class="n">dvs</span> <span class="o">=</span> <span class="n">port</span><span class="o">.</span><span class="n">host_DEVS</span>
    127. 

  127.             <span class="k">if</span> <span class="nb">issubclass</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">dvs</span><span class="p">),</span> <span class="p">(</span><span class="n">CoupledDEVS</span><span class="p">,</span> <span class="n">minCoupledDEVS</span><span class="p">)):</span>
    128. 

  128.                 <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">port</span><span class="o">.</span><span class="n">outline</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">:</span>  <span class="c1"># Useless to listen on a port that&#39;s not connected</span>
    129. 

  129.                     <span class="c1"># The message will be inputted to all connected ports, so only listening on one port</span>
    130. 

  130.                     <span class="c1"># should be sufficient.</span>
    131. 

  131.                     <span class="c1"># All ports in the port.outline list are INPORTs by definition.</span>
    132. 

  132.                     <span class="n">p</span> <span class="o">=</span> <span class="n">port</span><span class="o">.</span><span class="n">outline</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
    133. 

  133.                     <span class="bp">self</span><span class="o">.</span><span class="n">inports</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">p</span><span class="p">)</span>
    134. 

  134.                     <span class="bp">self</span><span class="o">.</span><span class="n">inDEVS</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">host_DEVS</span><span class="p">)</span>
    135. 

  135.             <span class="k">else</span><span class="p">:</span> <span class="c1"># Default fuctionality</span>
    136. 

  136.                 <span class="bp">self</span><span class="o">.</span><span class="n">inports</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">port</span><span class="p">)</span>
    137. 

  137.                 <span class="bp">self</span><span class="o">.</span><span class="n">inDEVS</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">dvs</span><span class="p">)</span>
    138. 

  138.         <span class="bp">self</span><span class="o">.</span><span class="n">outports</span> <span class="o">=</span> <span class="p">[]</span>
    139. 

  139.         <span class="bp">self</span><span class="o">.</span><span class="n">outDEVS</span> <span class="o">=</span> <span class="p">[]</span>
    140. 

  140.         <span class="k">for</span> <span class="n">port</span> <span class="ow">in</span> <span class="n">outports</span><span class="p">:</span>
    141. 

  141.             <span class="k">if</span> <span class="n">port</span><span class="o">.</span><span class="n">type</span><span class="p">()</span> <span class="o">!=</span> <span class="s1">&#39;OUTPORT&#39;</span><span class="p">:</span>
    142. 

  142.                 <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;Can only listen on outports for messages that leave the submodel.&quot;</span><span class="p">)</span>
    143. 

  143.             <span class="n">dvs</span> <span class="o">=</span> <span class="n">port</span><span class="o">.</span><span class="n">host_DEVS</span>
    144. 

  144.             <span class="k">if</span> <span class="nb">issubclass</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">dvs</span><span class="p">),</span> <span class="p">(</span><span class="n">CoupledDEVS</span><span class="p">,</span> <span class="n">minCoupledDEVS</span><span class="p">)):</span>
    145. 

  145.                 <span class="c1"># All messages arriving on this port will be outputted, so we have a set of outputs</span>
    146. 

  146.                 <span class="c1"># All ports in the port.inline list are OUTPORTs by definition.</span>
    147. 

  147.                 <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">port</span><span class="o">.</span><span class="n">inline</span><span class="p">:</span>
    148. 

  148.                     <span class="bp">self</span><span class="o">.</span><span class="n">outports</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">p</span><span class="p">)</span>
    149. 

  149.                     <span class="k">if</span> <span class="n">p</span><span class="o">.</span><span class="n">host_DEVS</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">outDEVS</span><span class="p">:</span>
    150. 

  150.                         <span class="bp">self</span><span class="o">.</span><span class="n">outDEVS</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">host_DEVS</span><span class="p">)</span>
    151. 

  151.             <span class="k">else</span><span class="p">:</span> <span class="c1"># Default functionality</span>
    152. 

  152.                 <span class="bp">self</span><span class="o">.</span><span class="n">outports</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">port</span><span class="p">)</span>
    153. 

  153.                 <span class="bp">self</span><span class="o">.</span><span class="n">inDEVS</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">dvs</span><span class="p">)</span>
    154. 

  154. 

  155. <div class="viewcode-block" id="StatisticsTracer.startTracer"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.startTracer">[docs]</a>    <span class="k">def</span> <span class="nf">startTracer</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">recover</span><span class="p">):</span>
    156. 

  156.         <span class="nb">super</span><span class="p">(</span><span class="n">StatisticsTracer</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">startTracer</span><span class="p">(</span><span class="n">recover</span><span class="p">)</span>
    157. 

  157. 

  158.         <span class="bp">self</span><span class="o">.</span><span class="n">file</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s2">&quot;STATISTICS:</span><span class="se">\n</span><span class="s2">&quot;</span><span class="p">)</span>
    159. 

  159.         <span class="bp">self</span><span class="o">.</span><span class="n">file</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s2">&quot;===========</span><span class="se">\n\t</span><span class="s2">RUNNING...&quot;</span><span class="p">)</span></div>
    160. 

  160. 

  161. <div class="viewcode-block" id="StatisticsTracer.stopTracer"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.stopTracer">[docs]</a>    <span class="k">def</span> <span class="nf">stopTracer</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    162. 

  162.         <span class="bp">self</span><span class="o">.</span><span class="n">file</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s2">&quot;</span><span class="se">\r\t</span><span class="s2">SUMMARY:</span><span class="se">\t\n</span><span class="s2">&quot;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">summary</span><span class="p">(</span><span class="s1">&#39;</span><span class="se">\t\t</span><span class="s1">&#39;</span><span class="p">)</span> <span class="o">+</span> <span class="s2">&quot;</span><span class="se">\n</span><span class="s2">&quot;</span><span class="p">)</span>
    163. 

  163. 

  164.         <span class="nb">super</span><span class="p">(</span><span class="n">StatisticsTracer</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">stopTracer</span><span class="p">()</span></div>
    165. 

  165. 

  166. <div class="viewcode-block" id="StatisticsTracer.traceExternal"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.traceExternal">[docs]</a>    <span class="k">def</span> <span class="nf">traceExternal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">aDEVS</span><span class="p">):</span>
    167. 

  167.         <span class="sd">&quot;&quot;&quot;Trace messages that enter the system.&quot;&quot;&quot;</span>
    168. 

  168.         <span class="n">dvs</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">model</span>
    169. 

  169.         <span class="k">if</span> <span class="n">dvs</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">inDEVS</span><span class="p">:</span>
    170. 

  170.             <span class="n">inps</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">my_input</span>
    171. 

  171.             <span class="k">for</span> <span class="n">port</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">inports</span><span class="p">:</span>
    172. 

  172.                 <span class="k">if</span> <span class="n">port</span> <span class="ow">in</span> <span class="n">inps</span><span class="p">:</span>
    173. 

  173.                     <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">inps</span><span class="p">[</span><span class="n">port</span><span class="p">]:</span>
    174. 

  174.                         <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">setdefault</span><span class="p">(</span><span class="nb">id</span><span class="p">(</span><span class="n">p</span><span class="p">),</span> <span class="p">[</span><span class="n">p</span><span class="p">,</span> <span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">])[</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">time_last</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span></div>
    175. 

  175. 

  176. <div class="viewcode-block" id="StatisticsTracer.traceInternal"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.traceInternal">[docs]</a>    <span class="k">def</span> <span class="nf">traceInternal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">aDEVS</span><span class="p">):</span>
    177. 

  177.         <span class="sd">&quot;&quot;&quot;Trace messages that leave the system.&quot;&quot;&quot;</span>
    178. 

  178.         <span class="n">dvs</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">model</span>
    179. 

  179.         <span class="k">if</span> <span class="n">dvs</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">outDEVS</span><span class="p">:</span>
    180. 

  180.             <span class="n">outs</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">my_output</span>
    181. 

  181.             <span class="k">for</span> <span class="n">port</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">outports</span><span class="p">:</span>
    182. 

  182.                 <span class="k">if</span> <span class="n">port</span> <span class="ow">in</span> <span class="n">outs</span><span class="p">:</span>
    183. 

  183.                     <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">outs</span><span class="p">[</span><span class="n">port</span><span class="p">]:</span>
    184. 

  184.                         <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">setdefault</span><span class="p">(</span><span class="nb">id</span><span class="p">(</span><span class="n">p</span><span class="p">),</span> <span class="p">[</span><span class="n">p</span><span class="p">,</span> <span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">])[</span><span class="mi">2</span><span class="p">]</span> <span class="o">=</span> <span class="n">aDEVS</span><span class="o">.</span><span class="n">time_last</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span></div>
    185. 

  185. 

  186. <div class="viewcode-block" id="StatisticsTracer.summary"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.summary">[docs]</a>    <span class="k">def</span> <span class="nf">summary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s1">&#39;</span><span class="se">\t</span><span class="s1">&#39;</span><span class="p">):</span>
    187. 

  187.         <span class="sd">&quot;&quot;&quot;Gets the current stats as a string.&quot;&quot;&quot;</span>
    188. 

  188.         <span class="n">summ</span> <span class="o">=</span> <span class="p">[</span>
    189. 

  189.             <span class="s2">&quot;Average Time in System:                   </span><span class="si">%.5f</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">average_time_in_system</span><span class="p">(),</span>
    190. 

  190.             <span class="s2">&quot;Average Num of Messages per Time Unit:    </span><span class="si">%.5f</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">average_num</span><span class="p">(),</span>
    191. 

  191.             <span class="s2">&quot;Total Throughput:                         </span><span class="si">%i</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">n_passed</span><span class="p">(),</span>
    192. 

  192.             <span class="s2">&quot;Total Amount of Arrivals:                 </span><span class="si">%i</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">n_entries</span><span class="p">(),</span>
    193. 

  193.             <span class="s2">&quot;Total Amount of Departures:               </span><span class="si">%i</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">n_exits</span><span class="p">(),</span>
    194. 

  194.             <span class="s2">&quot;Amount of Newly Generated Messages:       </span><span class="si">%i</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">n_new</span><span class="p">(),</span>
    195. 

  195.             <span class="s2">&quot;Amount of Bequeathed Messages:            </span><span class="si">%i</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">n_bequeathed</span><span class="p">()</span>
    196. 

  196.         <span class="p">]</span>
    197. 

  197. 

  198.         <span class="k">return</span> <span class="n">prefix</span> <span class="o">+</span> <span class="p">(</span><span class="s2">&quot;</span><span class="se">\n</span><span class="s2">&quot;</span> <span class="o">+</span> <span class="n">prefix</span><span class="p">)</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">summ</span><span class="p">)</span></div>
    199. 

  199. 

  200. <div class="viewcode-block" id="StatisticsTracer.average_time_in_system"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.average_time_in_system">[docs]</a>    <span class="k">def</span> <span class="nf">average_time_in_system</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    201. 

  201.         <span class="sd">&quot;&quot;&quot;Reports the average time a message remained in the system.</span>
    202. 

  202. 

  203. <span class="sd">        Note:</span>
    204. 

  204. <span class="sd">            This ignores all newly created and bequeathed messages.</span>
    205. 

  205. <span class="sd">        &quot;&quot;&quot;</span>
    206. 

  206.         <span class="n">msgs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">passed</span><span class="p">()</span>
    207. 

  207.         <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">msgs</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
    208. 

  208.             <span class="k">return</span> <span class="mi">0</span>
    209. 

  209.         <span class="n">avg</span> <span class="o">=</span> <span class="mi">0</span>
    210. 

  210.         <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">d</span> <span class="ow">in</span> <span class="n">msgs</span><span class="p">:</span>
    211. 

  211.             <span class="n">avg</span> <span class="o">+=</span> <span class="n">d</span> <span class="o">-</span> <span class="n">a</span>
    212. 

  212.         <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">avg</span><span class="p">)</span> <span class="o">/</span> <span class="nb">len</span><span class="p">(</span><span class="n">msgs</span><span class="p">)</span></div>
    213. 

  213. 

  214. <div class="viewcode-block" id="StatisticsTracer.average_num"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.average_num">[docs]</a>    <span class="k">def</span> <span class="nf">average_num</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dx</span><span class="o">=</span><span class="mf">1.0</span><span class="p">,</span> <span class="n">start</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">end</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
    215. 

  215.         <span class="sd">&quot;&quot;&quot;Reports the average amount of messages for a certain time period.</span>
    216. 

  216. 

  217. <span class="sd">        Note:</span>
    218. 

  218. <span class="sd">            This ignores all newly created and bequeathed messages.</span>
    219. 

  219. 

  220. <span class="sd">        Args:</span>
    221. 

  221. <span class="sd">            dx (numeric):       The time period to look over. Defaults to 1.</span>
    222. 

  222. <span class="sd">            start (numeric):    The point in time to start measuring from.</span>
    223. 

  223. <span class="sd">                                When ``None``, it will use the first seen</span>
    224. 

  224. <span class="sd">                                arrival as a starting point. Defaults to 0</span>
    225. 

  225. <span class="sd">                                (= usually the start of the simulation).</span>
    226. 

  226. <span class="sd">            end (numeric):      The point in time to end measuring at. When</span>
    227. 

  227. <span class="sd">                                ``None``, it will use the last seen departure</span>
    228. 

  228. <span class="sd">                                as an end point. This point is inclusive in</span>
    229. 

  229. <span class="sd">                                the range. Defaults to ``None``.</span>
    230. 

  230. <span class="sd">        &quot;&quot;&quot;</span>
    231. 

  231.         <span class="c1"># Create dictionaries for all arrival and departures</span>
    232. 

  232.         <span class="n">msgs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">passed</span><span class="p">()</span>
    233. 

  233.         <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">msgs</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
    234. 

  234.             <span class="k">return</span> <span class="mi">0</span>
    235. 

  235.         <span class="n">arr</span> <span class="o">=</span> <span class="p">{}</span>
    236. 

  236.         <span class="n">dep</span> <span class="o">=</span> <span class="p">{}</span>
    237. 

  237.         <span class="k">for</span> <span class="n">v</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">d</span> <span class="ow">in</span> <span class="n">msgs</span><span class="p">:</span>
    238. 

  238.             <span class="n">arr</span><span class="o">.</span><span class="n">setdefault</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="p">[])</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">v</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">d</span><span class="p">))</span>
    239. 

  239.             <span class="n">dep</span><span class="o">.</span><span class="n">setdefault</span><span class="p">(</span><span class="n">d</span><span class="p">,</span> <span class="p">[])</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">v</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">d</span><span class="p">))</span>
    240. 

  240. 

  241.         <span class="c1"># Dicts are not sorted</span>
    242. 

  242.         <span class="n">sarr</span> <span class="o">=</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">arr</span><span class="o">.</span><span class="n">keys</span><span class="p">())</span>
    243. 

  243.         <span class="n">sdep</span> <span class="o">=</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">dep</span><span class="o">.</span><span class="n">keys</span><span class="p">())</span>
    244. 

  244. 

  245.         <span class="n">times</span> <span class="o">=</span> <span class="p">[]</span>
    246. 

  246.         <span class="n">prev</span> <span class="o">=</span> <span class="p">[]</span>
    247. 

  247.         <span class="n">last</span> <span class="o">=</span> <span class="nb">min</span><span class="p">(</span><span class="n">arr</span><span class="o">.</span><span class="n">keys</span><span class="p">())</span> <span class="k">if</span> <span class="n">start</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">start</span>
    248. 

  248.         <span class="k">for</span> <span class="n">t</span> <span class="ow">in</span> <span class="n">np</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="n">last</span> <span class="o">+</span> <span class="n">dx</span><span class="p">,</span> <span class="p">(</span><span class="nb">max</span><span class="p">(</span><span class="n">dep</span><span class="o">.</span><span class="n">keys</span><span class="p">())</span> <span class="k">if</span> <span class="n">end</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">end</span><span class="p">)</span> <span class="o">+</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">dx</span><span class="p">,</span> <span class="n">dx</span><span class="p">):</span>
    249. 

  249.             <span class="n">curr</span> <span class="o">=</span> <span class="n">prev</span>
    250. 

  250. 

  251.             <span class="c1"># Add all arriving messages in the time period</span>
    252. 

  252.             <span class="k">for</span> <span class="n">sa</span> <span class="ow">in</span> <span class="p">(</span><span class="n">x</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">sarr</span> <span class="k">if</span> <span class="n">last</span> <span class="o">&lt;=</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">t</span><span class="p">):</span>
    253. 

  253.                 <span class="n">curr</span> <span class="o">+=</span> <span class="n">arr</span><span class="p">[</span><span class="n">sa</span><span class="p">]</span>
    254. 

  254. 

  255.             <span class="c1"># Remove all departing messages in the time period</span>
    256. 

  256.             <span class="k">for</span> <span class="n">sd</span> <span class="ow">in</span> <span class="p">(</span><span class="n">x</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">sdep</span> <span class="k">if</span> <span class="n">last</span> <span class="o">&lt;=</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">t</span><span class="p">):</span>
    257. 

  257.                 <span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="n">dep</span><span class="p">[</span><span class="n">sd</span><span class="p">]:</span>
    258. 

  258.                     <span class="n">curr</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">m</span><span class="p">)</span>
    259. 

  259. 

  260.             <span class="n">prev</span> <span class="o">=</span> <span class="n">curr</span><span class="p">[:]</span>
    261. 

  261.             <span class="n">times</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">curr</span><span class="p">)</span>
    262. 

  262.             <span class="n">last</span> <span class="o">=</span> <span class="n">t</span>
    263. 

  263. 

  264.         <span class="k">return</span> <span class="nb">sum</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="nb">len</span><span class="p">,</span> <span class="n">times</span><span class="p">))</span> <span class="o">/</span> <span class="nb">len</span><span class="p">(</span><span class="n">times</span><span class="p">)</span></div>
    265. 

  265. 

  266. 

  267. <div class="viewcode-block" id="StatisticsTracer.entries"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.entries">[docs]</a>    <span class="k">def</span> <span class="nf">entries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    268. 

  268.         <span class="sd">&quot;&quot;&quot;Reports all messages that entered the system.&quot;&quot;&quot;</span>
    269. 

  269.         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">1</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">]</span></div>
    270. 

  270. 

  271. <div class="viewcode-block" id="StatisticsTracer.n_entries"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.n_entries">[docs]</a>    <span class="k">def</span> <span class="nf">n_entries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    272. 

  272.         <span class="sd">&quot;&quot;&quot;Reports the amount of messages that entered the system.&quot;&quot;&quot;</span>
    273. 

  273.         <span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">entries</span><span class="p">())</span></div>
    274. 

  274. 

  275. <div class="viewcode-block" id="StatisticsTracer.exits"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.exits">[docs]</a>    <span class="k">def</span> <span class="nf">exits</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    276. 

  276.         <span class="sd">&quot;&quot;&quot;Reports all messages that left the system.&quot;&quot;&quot;</span>
    277. 

  277.         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">2</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">]</span></div>
    278. 

  278. 

  279. <div class="viewcode-block" id="StatisticsTracer.n_exits"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.n_exits">[docs]</a>    <span class="k">def</span> <span class="nf">n_exits</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    280. 

  280.         <span class="sd">&quot;&quot;&quot;Reports the amount of messages that left the system.&quot;&quot;&quot;</span>
    281. 

  281.         <span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">exits</span><span class="p">())</span></div>
    282. 

  282. 

  283. <div class="viewcode-block" id="StatisticsTracer.passed"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.passed">[docs]</a>    <span class="k">def</span> <span class="nf">passed</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    284. 

  284.         <span class="sd">&quot;&quot;&quot;Reports all messages that passed through the system.&quot;&quot;&quot;</span>
    285. 

  285.         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">1</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">2</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">]</span></div>
    286. 

  286. 

  287. <div class="viewcode-block" id="StatisticsTracer.n_passed"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.n_passed">[docs]</a>    <span class="k">def</span> <span class="nf">n_passed</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    288. 

  288.         <span class="sd">&quot;&quot;&quot;Reports the amount of messages that passed through the system.&quot;&quot;&quot;</span>
    289. 

  289.         <span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">passed</span><span class="p">())</span></div>
    290. 

  290. 

  291. <div class="viewcode-block" id="StatisticsTracer.new"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.new">[docs]</a>    <span class="k">def</span> <span class="nf">new</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    292. 

  292.         <span class="sd">&quot;&quot;&quot;Reports all messages that were generated in the submodel.&quot;&quot;&quot;</span>
    293. 

  293.         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">1</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">2</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">]</span></div>
    294. 

  294. 

  295. <div class="viewcode-block" id="StatisticsTracer.n_new"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.n_new">[docs]</a>    <span class="k">def</span> <span class="nf">n_new</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    296. 

  296.         <span class="sd">&quot;&quot;&quot;Reports the amount of messages that were generated in the submodel.&quot;&quot;&quot;</span>
    297. 

  297.         <span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">new</span><span class="p">())</span></div>
    298. 

  298. 

  299. <div class="viewcode-block" id="StatisticsTracer.bequeathed"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.bequeathed">[docs]</a>    <span class="k">def</span> <span class="nf">bequeathed</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    300. 

  300.         <span class="sd">&quot;&quot;&quot;Reports all messages that were dropped or left behind in the submodel.&quot;&quot;&quot;</span>
    301. 

  301.         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">1</span><span class="p">]</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="p">[</span><span class="n">x</span><span class="p">][</span><span class="mi">2</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">]</span></div>
    302. 

  302. 

  303. <div class="viewcode-block" id="StatisticsTracer.n_bequeathed"><a class="viewcode-back" href="../../../pypdevsbbl.tracers.StatisticsTracer.html#pypdevsbbl.tracers.StatisticsTracer.StatisticsTracer.n_bequeathed">[docs]</a>    <span class="k">def</span> <span class="nf">n_bequeathed</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    304. 

  304.         <span class="sd">&quot;&quot;&quot;Reports the amount of messages that were dropped or left behind in the submodel.&quot;&quot;&quot;</span>
    305. 

  305.         <span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">bequeathed</span><span class="p">())</span></div>
    306. 

  306. 

  307.     <span class="n">forgotten</span> <span class="o">=</span> <span class="n">bequeathed</span>
    308. 

  308.     <span class="sd">&quot;&quot;&quot;Alias for :meth:`bequeathed`, because, although less accurate, it is easier to remember.&quot;&quot;&quot;</span>
    309. 

  309. 

  310.     <span class="n">n_forgotten</span> <span class="o">=</span> <span class="n">n_bequeathed</span>
    311. 

  311.     <span class="sd">&quot;&quot;&quot;Alias for :meth:`n_bequeathed`, because, although less accurate, it is easier to remember.&quot;&quot;&quot;</span></div>
    312. 

  312. 

  313. 

  314. 

  315. </pre></div>
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