mirror of
https://github.com/gsi-upm/soil
synced 2024-11-21 18:52:28 +00:00
Black formatting
This commit is contained in:
J. Fernando Sánchez
parent
a2fb25c160
commit
2f5e5d0a74
@ -28,11 +28,12 @@ from mesa.space import MultiGrid
|
||||
@dataclass
|
||||
class Journey:
|
||||
"""
|
||||
This represents a request for a journey. Passengers and drivers exchange this object.
|
||||
This represents a request for a journey. Passengers and drivers exchange this object.
|
||||
|
||||
A journey may have a driver assigned or not. If the driver has not been assigned, this
|
||||
object is considered a "request for a journey".
|
||||
"""
|
||||
|
||||
origin: (int, int)
|
||||
destination: (int, int)
|
||||
tip: float
|
||||
@ -54,20 +55,33 @@ class City(EventedEnvironment):
|
||||
:param int height: Height of the internal grid
|
||||
:param int width: Width of the internal grid
|
||||
"""
|
||||
def __init__(self, *args, n_cars=1, n_passengers=10,
|
||||
height=100, width=100, agents=None,
|
||||
model_reporters=None,
|
||||
**kwargs):
|
||||
|
||||
def __init__(
|
||||
self,
|
||||
*args,
|
||||
n_cars=1,
|
||||
n_passengers=10,
|
||||
height=100,
|
||||
width=100,
|
||||
agents=None,
|
||||
model_reporters=None,
|
||||
**kwargs,
|
||||
):
|
||||
self.grid = MultiGrid(width=width, height=height, torus=False)
|
||||
if agents is None:
|
||||
agents = []
|
||||
for i in range(n_cars):
|
||||
agents.append({'agent_class': Driver})
|
||||
agents.append({"agent_class": Driver})
|
||||
for i in range(n_passengers):
|
||||
agents.append({'agent_class': Passenger})
|
||||
model_reporters = model_reporters or {'earnings': 'total_earnings', 'n_passengers': 'number_passengers'}
|
||||
print('REPORTERS', model_reporters)
|
||||
super().__init__(*args, agents=agents, model_reporters=model_reporters, **kwargs)
|
||||
agents.append({"agent_class": Passenger})
|
||||
model_reporters = model_reporters or {
|
||||
"earnings": "total_earnings",
|
||||
"n_passengers": "number_passengers",
|
||||
}
|
||||
print("REPORTERS", model_reporters)
|
||||
super().__init__(
|
||||
*args, agents=agents, model_reporters=model_reporters, **kwargs
|
||||
)
|
||||
for agent in self.agents:
|
||||
self.grid.place_agent(agent, (0, 0))
|
||||
self.grid.move_to_empty(agent)
|
||||
@ -87,13 +101,13 @@ class Driver(Evented, FSM):
|
||||
earnings = 0
|
||||
|
||||
def on_receive(self, msg, sender):
|
||||
'''This is not a state. It will run (and block) every time check_messages is invoked'''
|
||||
"""This is not a state. It will run (and block) every time check_messages is invoked"""
|
||||
if self.journey is None and isinstance(msg, Journey) and msg.driver is None:
|
||||
msg.driver = self
|
||||
self.journey = msg
|
||||
|
||||
def check_passengers(self):
|
||||
'''If there are no more passengers, stop forever'''
|
||||
"""If there are no more passengers, stop forever"""
|
||||
c = self.count_agents(agent_class=Passenger)
|
||||
self.info(f"Passengers left {c}")
|
||||
if not c:
|
||||
@ -102,17 +116,19 @@ class Driver(Evented, FSM):
|
||||
@default_state
|
||||
@state
|
||||
def wandering(self):
|
||||
'''Move around the city until a journey is accepted'''
|
||||
"""Move around the city until a journey is accepted"""
|
||||
target = None
|
||||
self.check_passengers()
|
||||
self.journey = None
|
||||
while self.journey is None: # No potential journeys detected (see on_receive)
|
||||
if target is None or not self.move_towards(target):
|
||||
target = self.random.choice(self.model.grid.get_neighborhood(self.pos, moore=False))
|
||||
target = self.random.choice(
|
||||
self.model.grid.get_neighborhood(self.pos, moore=False)
|
||||
)
|
||||
|
||||
self.check_passengers()
|
||||
self.check_messages() # This will call on_receive behind the scenes, and the agent's status will be updated
|
||||
yield Delta(30) # Wait at least 30 seconds before checking again
|
||||
self.check_messages() # This will call on_receive behind the scenes, and the agent's status will be updated
|
||||
yield Delta(30) # Wait at least 30 seconds before checking again
|
||||
|
||||
try:
|
||||
# Re-send the journey to the passenger, to confirm that we have been selected
|
||||
@ -126,7 +142,7 @@ class Driver(Evented, FSM):
|
||||
|
||||
@state
|
||||
def driving(self):
|
||||
'''The journey has been accepted. Pick them up and take them to their destination'''
|
||||
"""The journey has been accepted. Pick them up and take them to their destination"""
|
||||
while self.move_towards(self.journey.origin):
|
||||
yield
|
||||
while self.move_towards(self.journey.destination, with_passenger=True):
|
||||
@ -136,7 +152,7 @@ class Driver(Evented, FSM):
|
||||
return self.wandering
|
||||
|
||||
def move_towards(self, target, with_passenger=False):
|
||||
'''Move one cell at a time towards a target'''
|
||||
"""Move one cell at a time towards a target"""
|
||||
self.info(f"Moving { self.pos } -> { target }")
|
||||
if target[0] == self.pos[0] and target[1] == self.pos[1]:
|
||||
return False
|
||||
@ -151,30 +167,36 @@ class Driver(Evented, FSM):
|
||||
break
|
||||
self.model.grid.move_agent(self, tuple(next_pos))
|
||||
if with_passenger:
|
||||
self.journey.passenger.pos = self.pos # This could be communicated through messages
|
||||
self.journey.passenger.pos = (
|
||||
self.pos
|
||||
) # This could be communicated through messages
|
||||
return True
|
||||
|
||||
|
||||
|
||||
class Passenger(Evented, FSM):
|
||||
pos = None
|
||||
|
||||
def on_receive(self, msg, sender):
|
||||
'''This is not a state. It will be run synchronously every time `check_messages` is run'''
|
||||
"""This is not a state. It will be run synchronously every time `check_messages` is run"""
|
||||
|
||||
if isinstance(msg, Journey):
|
||||
self.journey = msg
|
||||
return msg
|
||||
|
||||
|
||||
@default_state
|
||||
@state
|
||||
def asking(self):
|
||||
destination = (self.random.randint(0, self.model.grid.height), self.random.randint(0, self.model.grid.width))
|
||||
destination = (
|
||||
self.random.randint(0, self.model.grid.height),
|
||||
self.random.randint(0, self.model.grid.width),
|
||||
)
|
||||
self.journey = None
|
||||
journey = Journey(origin=self.pos,
|
||||
destination=destination,
|
||||
tip=self.random.randint(10, 100),
|
||||
passenger=self)
|
||||
journey = Journey(
|
||||
origin=self.pos,
|
||||
destination=destination,
|
||||
tip=self.random.randint(10, 100),
|
||||
passenger=self,
|
||||
)
|
||||
|
||||
timeout = 60
|
||||
expiration = self.now + timeout
|
||||
@ -185,20 +207,27 @@ class Passenger(Evented, FSM):
|
||||
yield self.received(expiration=expiration)
|
||||
except events.TimedOut:
|
||||
self.info(f"Passenger at: { self.pos }. Asking for journey.")
|
||||
self.model.broadcast(journey, ttl=timeout, sender=self, agent_class=Driver)
|
||||
self.model.broadcast(
|
||||
journey, ttl=timeout, sender=self, agent_class=Driver
|
||||
)
|
||||
expiration = self.now + timeout
|
||||
self.check_messages()
|
||||
return self.driving_home
|
||||
|
||||
@state
|
||||
def driving_home(self):
|
||||
while self.pos[0] != self.journey.destination[0] or self.pos[1] != self.journey.destination[1]:
|
||||
while (
|
||||
self.pos[0] != self.journey.destination[0]
|
||||
or self.pos[1] != self.journey.destination[1]
|
||||
):
|
||||
yield self.received(timeout=60)
|
||||
self.info("Got home safe!")
|
||||
self.die()
|
||||
|
||||
|
||||
simulation = Simulation(name='RideHailing', model_class=City, model_params={'n_passengers': 2})
|
||||
simulation = Simulation(
|
||||
name="RideHailing", model_class=City, model_params={"n_passengers": 2}
|
||||
)
|
||||
|
||||
if __name__ == "__main__":
|
||||
with easy(simulation) as s:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user