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Code Issues Releases Wiki Activity

Pre-release version of v1.0

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This commit is contained in:
J. Fernando Sánchez
2023-04-20 17:56:44 +02:00
parent be65592055
commit cc238d84ec
75 changed files with 3438 additions and 7528 deletions
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21
examples/events_and_messages/cars_sim.py
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@@ -94,9 +94,9 @@ class Driver(Evented, FSM):
def check_passengers(self):
"""If there are no more passengers, stop forever"""
c = self.count_agents(agent_class=Passenger)
self.info(f"Passengers left {c}")
self.debug(f"Passengers left {c}")
if not c:
self.die()
self.die("No more passengers")
@default_state
@state
@@ -129,10 +129,13 @@ class Driver(Evented, FSM):
@state
def driving(self):
"""The journey has been accepted. Pick them up and take them to their destination"""
self.info(f"Driving towards Passenger {self.journey.passenger.unique_id}")
while self.move_towards(self.journey.origin):
yield
self.info(f"Driving {self.journey.passenger.unique_id} from {self.journey.origin} to {self.journey.destination}")
while self.move_towards(self.journey.destination, with_passenger=True):
yield
self.info("Arrived at destination")
self.earnings += self.journey.tip
self.model.total_earnings += self.journey.tip
self.check_passengers()
@@ -140,7 +143,7 @@ class Driver(Evented, FSM):
def move_towards(self, target, with_passenger=False):
"""Move one cell at a time towards a target"""
self.info(f"Moving { self.pos } -> { target }")
self.debug(f"Moving { self.pos } -> { target }")
if target[0] == self.pos[0] and target[1] == self.pos[1]:
return False
@@ -174,8 +177,8 @@ class Passenger(Evented, FSM):
@state
def asking(self):
destination = (
self.random.randint(0, self.model.grid.height),
self.random.randint(0, self.model.grid.width),
self.random.randint(0, self.model.grid.height-1),
self.random.randint(0, self.model.grid.width-1),
)
self.journey = None
journey = Journey(
@@ -187,19 +190,21 @@ class Passenger(Evented, FSM):
timeout = 60
expiration = self.now + timeout
self.info(f"Asking for journey at: { self.pos }")
self.model.broadcast(journey, ttl=timeout, sender=self, agent_class=Driver)
while not self.journey:
self.info(f"Passenger at: { self.pos }. Checking for responses.")
self.debug(f"Waiting for responses at: { self.pos }")
try:
# This will call check_messages behind the scenes, and the agent's status will be updated
# If you want to avoid that, you can call it with: check=False
yield self.received(expiration=expiration)
except events.TimedOut:
self.info(f"Passenger at: { self.pos }. Asking for journey.")
self.info(f"Still no response. Waiting at: { self.pos }")
self.model.broadcast(
journey, ttl=timeout, sender=self, agent_class=Driver
)
expiration = self.now + timeout
self.info(f"Got a response! Waiting for driver")
return self.driving_home
@state
@@ -220,7 +225,7 @@ simulation = Simulation(name="RideHailing",
model=City,
seed="carsSeed",
max_time=1000,
model_params=dict(n_passengers=2))
parameters=dict(n_passengers=2))
if __name__ == "__main__":
easy(simulation)