You've stumbled upon a bug (or a documentation lapse): https://github.com/eclipse/sumo/issues/4307 We have tests for the traci-trip creation but these tests all use the option --ignore-route-errors.
regards, Jakob 2018-07-03 12:32 GMT+02:00 Stefano Niero <[email protected]>: > Actually I don’t know why it gave me that error but now that I restarted > the PC the error is back to: > > > > Error: Answered with error to command 0xc4: Vehicle 'car' has no valid > route. No connection between edge 'gneE2' and edge '-gneE9'. > > > > If I put the list of edges in TraCI it works fine (there is a connection, > edges are just 3): > > > > traci.route.add("route1", ("gneE2", "gneE4", "-gneE9")) > > > > The command I give to start SUMO is: > > traci.start([sumoBinary, "-c", "bus.sumocfg", "--tripinfo-output", > "tripinfo.xml"]) > > > > while the .sumocfg file is: > > > > <configuration> > > <input> > > <net-file value="bus.net.xml"/> > > <additional-files value="bus.add.xml"/> > > <route-files value="bus.rou.xml"/> > > > > </input> > > </configuration> > > > > It is in the .add.xml that I specify this new vehicle with rerouting > device. > > > > > > *Da:* [email protected] <[email protected]> *Per > conto di *Jakob Erdmann > *Inviato:* 03 July 2018 12:26 > *A:* Sumo project User discussions <[email protected]> > *Oggetto:* Re: [sumo-user] R: R: TraCI creation of new vehicle and route > > > > what is the exact command to start sumo (the arguments to traci.start() if > you use that) and what are the contents of the .sumocfg file (if you use > one)? > > > > 2018-07-03 12:18 GMT+02:00 Stefano Niero <[email protected]>: > > I changed “newCar” into “reroutingType” in order to do exactly as in the > documentation, I already checked that correspondence, the line I use is: > > traci.vehicle.add("car", "route1", typeID="reroutingType") > > > > The error SUMO gives me is: > > > > Error: Answered with error to command 0xc4: Invalid type 'reroutingType' > for vehicle 'car' > > Error: tcpip::Socket::recvAndCheck @ recv: Socket reset by peer > > Quitting (on error). > > > > *Da:* [email protected] <[email protected]> *Per > conto di *Jakob Erdmann > *Inviato:* 03 July 2018 12:12 > *A:* Sumo project User discussions <[email protected]> > *Oggetto:* Re: [sumo-user] R: TraCI creation of new vehicle and route > > > > In your call to addVehicle you use the type id 'newCar' > > traci.vehicle.add("car", "route1", typeID="newCar") > > but you should use "reroutingType" instead. > > As it is now, routing is not attempted and the error message only > indicates that the edges are not directly connected. > > > > > > > > 2018-07-03 12:06 GMT+02:00 Stefano Niero <[email protected]>: > > Thank you very much. The route insertion was my mistake. > For what concerns the trip, I did read the documentation and I did equip > the vehicle with a rerouting device: here is the additional file that > describes the vehicle > > > > <additional> > > <vType id="reroutingType" type="passenger" length="4.5" > accel="3.5" decel="2.2" maxSpeed="8.0" color="1,1,0" sigma="0.5" > guiShape="passenger/hatchback"> > > <param key="has.rerouting.device" > value="true"/> > > </vType> > > </additional> > > > > Still, the error I get if I give two non consecutive edges is: > > > > File "C:\Program Files (x86)\DLR\Sumo\tools\traci\connection.py", line > 104, in _sendExact > > raise TraCIException(prefix[1], _RESULTS[prefix[2]], err) > > traci.exceptions.TraCIException: Vehicle 'car' has no valid route. No > connection between edge 'gneE2' and edge '-gneE9'. > > > > Which is not true, as a matter of fact in the same simulation there is a > flow of vehicles specifies in the .rou.xml file that goes through the same > trip and it works for them. Am I missing anything? > > > > *Da:* [email protected] <[email protected]> *Per > conto di *Jakob Erdmann > *Inviato:* 02 July 2018 20:59 > *A:* Sumo project User discussions <[email protected]> > *Oggetto:* Re: [sumo-user] TraCI creation of new vehicle and route > > > > Hello, > > 1) adding a route only succeeds if the name is not already used by another > route. Therefore, adding the same route again and again in a loop cannot > work. The resulting error is not fatal, however. You can catch the > TraCIException and continue with your script. > > 2) adding a trip (a route with two non-consecutive edges) only works if > the vehicle is equipped with a rerouting device. This is even explained in > the documentation you linked: http://sumo.dlr.de/wiki/TraCI/ > Interfacing_TraCI_from_Python#Add_trips_.28incomplete_ > routes.29_dynamically > > If no route is found between the two edges (because they are in > disconnected parts of the network) you will get an exception but you can > catch that as well. > > > > regards, > > Jakob > > > > 2018-07-02 19:18 GMT+02:00 Stefano Niero <[email protected]>: > > Dear SUMO Community, > > I tried generate a new trip and a new vehicle using the example written > in the following page: > > http://sumo.dlr.de/wiki/TraCI/Interfacing_TraCI_from_Python > > At the beginning, to understand how it works I decided to keep things > simple and used a minimal map (attached). > > The line of codes I wrote are: > > > > def run(): > > step = 0 > > while step < 1000: > > #traci.simulationStep() > > traci.route.add("route1", ["gneE2", "gneE5"]) > > traci.vehicle.add("car", "route1", typeID="newCar") > > step +=1 > > traci.close() > > sys.stdout.flush() > > > > where the two edges are contiguous because if I select two edges that are > far one from the other it tells me that no connection is available (why?). > Starting the program it opens the GUI but playing the simulation it stops > immediately saying: > > > > ------------------------------------------------------------ > ---------------------------- > > Loading configuration... done. > > ***Starting server on port 56264 *** > > Loading net-file from 'bus.net.xml'... done (2ms). > > Loading additional-files from 'bus.add.xml'... done (0ms). > > Loading done. > > Simulation started with time: 0.00 > > Error: Answered with error to command 0xc6: Could not add route. > > Error: tcpip::Socket::recvAndCheck @ recv: Socket reset by peer > > Quitting (on error). > > ------------------------- > > On SUMO-GUI, while PyCharm log gives me: > > > > Loading configuration... done. > > Traceback (most recent call last): > > File "C:/Stefano/For school/Tesi/TraCI/Simulation/runner.py", line 100, > in <module> > > run() > > File "C:/Stefano/For school/Tesi/TraCI/Simulation/runner.py", line 67, > in run > > traci.route.add("route1", ["gneE2", "gneE5"]) > > File "C:\Program Files (x86)\DLR\Sumo\tools\traci\_route.py", line 46, > in add > > self._connection._sendExact() > > File "C:\Program Files (x86)\DLR\Sumo\tools\traci\connection.py", line > 104, in _sendExact > > raise TraCIException(prefix[1], _RESULTS[prefix[2]], err) > > traci.exceptions.TraCIException: Could not add route. > > > > Process finished with exit code 1 > > > > Can you tell me what I did wrong? > > Thank you very much > > Stefano Niero > > > > > _______________________________________________ > sumo-user mailing list > [email protected] > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > > > > > _______________________________________________ > sumo-user mailing list > [email protected] > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > > > > > _______________________________________________ > sumo-user mailing list > [email protected] > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > > > > _______________________________________________ > sumo-user mailing list > [email protected] > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > >
_______________________________________________ sumo-user mailing list [email protected] To change your delivery options, retrieve your password, or unsubscribe from this list, visit https://dev.eclipse.org/mailman/listinfo/sumo-user
