from dataclasses import dataclass

@dataclass
class Request:
	time: float
	ship: str
	distance: float
	tugging: bool
	source: str
	destination: str
	speed: float = 0.0

@dataclass
class Ship:
	id: str
	position: str
	v: float
	x: float
	time_start: float
	time_until_departure: float
	time_used: float = 0
	total_distance: float = 0