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
>
>
>
>
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