runner.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
# Copyright (C) 2008-2025 German Aerospace Center (DLR) and others.
# This program and the accompanying materials are made available under the
# terms of the Eclipse Public License 2.0 which is available at
# https://www.eclipse.org/legal/epl-2.0/
# This Source Code may also be made available under the following Secondary
# Licenses when the conditions for such availability set forth in the Eclipse
# Public License 2.0 are satisfied: GNU General Public License, version 2
# or later which is available at
# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later

# @file    runner.py
# @author  Michael Behrisch
# @author  Daniel Krajzewicz
# @author  Jakob Erdmann
# @date    2011-03-04


from __future__ import print_function
from __future__ import absolute_import
import os
import sys

if "SUMO_HOME" in os.environ:
    sys.path.append(os.path.join(os.environ["SUMO_HOME"], "tools"))
import traci  # noqa
import sumolib  # noqa

traci.start([sumolib.checkBinary('sumo'),
             "-n", "input_net3.net.xml",
             "-r", "input_routes.rou.xml",
             "--collision.check-junctions",
             "--collision-output", "collisions.xml",
             "--no-step-log"
             ])
traci.simulationStep()

while traci.simulation.getMinExpectedNumber() > 0:
    traci.simulationStep()
    for vehID in traci.simulation.getDepartedIDList():
        if traci.vehicle.getTypeID(vehID) == "reckless":
            traci.vehicle.setSpeedMode(vehID, 0)
            traci.vehicle.setSpeed(vehID, 15)

    collisions = traci.simulation.getCollisions()
    if len(collisions) > 0:
        print(traci.simulation.getTime(), collisions)

traci.close()