if a person is in stage 3 and traci.person.getVehicle returns "", this
means it is waiting for a vehicle.
You can also look at the description attribute of person.getStage.

Am Mi., 1. Juni 2022 um 05:24 Uhr schrieb Manish Chaturvedi <
[email protected]>:

> Dear Jakob, thanks a lot for the information.
>
> Is there any way to detect the state while the  passenger has completed
> walking and waiting for a bus / taxi?
>
> I need to detect such passengers and take some action in the Traci program
> (schedule ondemand taxi).
>
> Regards,
>
> Manish
>
> On Tue, May 31, 2022 at 4:03 PM Jakob Erdmann <[email protected]>
> wrote:
>
>> state 1 (waiting) is only used when the person is in a <stop> stage (and
>> thus waiting for a specific duration/end time)
>> state 3 (driving) encompasses everything that belongs to the riding stage
>> (and this includes waiting for the vehicle)
>>
>> Am Di., 31. Mai 2022 um 11:21 Uhr schrieb Manish Chaturvedi <
>> [email protected]>:
>>
>>> Thank you Jakob for your reply.
>>>
>>> I have another question.
>>>
>>> I define a person trip as follows:
>>>     <person id="person11" depart="0.00" departPos="0" color="green">
>>>         <walk from="-gneE1" to="gneE0" arrivalPos="10"/>
>>>         <ride from="gneE0" to="gneE2" lines="taxi"/>
>>>     </person>
>>>
>>> At every simulation step, I repeatedly check the state of the person
>>> using the following traci call
>>>
>>> personState = traci.person.getStage(personID).type
>>>
>>> as specified at
>>> https://sumo.dlr.de/pydoc/traci._person.html#PersonDomain-getStage
>>>
>>>
>>> While the person is walking, the personState value is 2 which matches
>>> with the documentation.
>>>
>>> After completion of the walk I expect the state to change to 1
>>> ("Waiting" for a taxi) as the person is now waiting for a taxi.  The
>>> SUMO-GUI shows  the state Waiting for Taxi correctly,  however the
>>> traci.person.getStage(personID).type returns 3 (driving) immediately after
>>> the person completes  the walk.
>>>
>>> Am I missing something? Please advise.
>>>
>>> Regards,
>>> Manish
>>>
>>>
>>> On Mon, 30 May 2022, 15:12 Jakob Erdmann, <[email protected]> wrote:
>>>
>>>> The 'jamming' happens by design when the number of waiting persons
>>>> exceeds the capacity of a busStop. In this case persons cannot enter the
>>>> stop and become 'jammed' on the sidewalk.  Thus, the warning is generally
>>>> not a problem.
>>>>
>>>> However, there seems to be some needless jamming on top of that:
>>>> https://github.com/eclipse/sumo/issues/10822
>>>> And the reported collisions could be a collateral of that:
>>>> https://github.com/eclipse/sumo/issues/10823
>>>>
>>>> regards,
>>>> Jakob
>>>>
>>>> Am Fr., 27. Mai 2022 um 14:09 Uhr schrieb Manish Chaturvedi <
>>>> [email protected]>:
>>>>
>>>>> Dear SUMO users,
>>>>>
>>>>> When I run the Citi mobile tutorial, after some time (approx 600
>>>>> seconds), it shows warning messages   "person <ID> jammed on edge <ID>
>>>>> Time=XX:"  ;
>>>>>
>>>>> Also, there are few warnings of the form "Collision of Person <ID> and
>>>>> Person <ID> on Lane=XX , Time=XX"; which increases significantly towards
>>>>> the end of the simulation specifically when no bus is available.
>>>>>
>>>>> What is the cause of this warning? Does it represent some error in the
>>>>> scenario? Please suggest.
>>>>>
>>>>> Regards,
>>>>>
>>>>> Manish
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>>>>>
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