Hello,

Yes, the environmental variables ton run a standalone script in python are set up and it works I just want know how to run my personnal processing algorithm, but I don't know how to manually add my alg provider in the alg provider registry

qgis_process is an interesting way, but I prefer if possible calling it directly in PyQgis because it's part of a wider app

Thanks


Best regards


Le 02/11/2020 à 18:15, > nagyrobi_r (par Internet) a écrit :
Did you set up the environmental variables to run it as a standalone script in python?
Like in section 1.4.3?
https://docs.qgis.org/testing/en/docs/pyqgis_developer_cookbook/intro.html#using-pyqgis-in-standalone-scripts
On Monday, November 2, 2020, 06:02:11 PM GMT+1, Etienne Trimaille <[email protected]> wrote:


As you are using QGIS 3.14, I would suggest you to use qgis_process if you can.
Do you really want to use PyQGIS?

But if you really need PyQGIS, maybe the path where your script is located is not known to your standalone script ?

Le lun. 2 nov. 2020 à 17:33,  a écrit :

    Hello,

    I work with Qgis 3.14 in Windows 10

    I try to call a processing algorithm from a python stand alone app,
    I want to run the following script from the custom Networks
    algorithm provider but I have the message that the algorithm is
    not known

    How to register the provider in the processing registry to be able
    to call it?


        QgsApplication.setPrefixPath("C:/Program Files/QGIS
    3.14/apps/qgis", True)
        qgs = QgsApplication([], False)

        qgs.initQgis()
        import processing
        from processing.core.Processing import Processing
        Processing.initialize()



    processing.run("Networks:musliw_simple_matrix",
    {'NODES':'G:/BD_DREAL/2020/script_modele_resmultimodal_light   
/noeuds_light_hdf_be.gpkg','NUM':'num','START_POINT':'708675.425564,7063676.157556
    
[EPSG:2154]','END_POINT':'708675.425564,7063676.157556[EPSG:2154]','DEMAND':1,'DAY':1,'TIME':'09:00:00','DEPARTURE':1,'OUTPUT':'G:/BD_DREAL/2020/script_modele_resmultimodal_light/matrice.txt','WRITE_MODE':0})

    Thanks

    Best regards

--

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