https://community.esri.com/t5/arcgis-network-analyst-questions/nax-module-addfields-method/m-p/1451677#M8713 <P>few examples, but a list of lists perhaps</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/arcpy/network-analyst/setting-analysis-inputs.htm#ESRI_SECTION1_74EEA24F902D4ECB9C994A7A615C229F" target="_blank">Set analysis inputs—ArcGIS Pro | Documentation</A></P><LI-CODE lang="python"># Add a custom field called NumTrucks to the Service Area Facilities input class field_definitions = [["NumTrucks", "SHORT"]] service_area.addFields(arcpy.nax.ServiceAreaInputDataType.Facilities, field_definitions)</LI-CODE> Sun, 12 May 2024 20:37:10 GMT DanPatterson 2024-05-12T20:37:10Z https://community.esri.com/t5/arcgis-network-analyst-questions/nax-module-addfields-method/m-p/1451353#M8712 <P>I Want to add an extra field to the routes layer in a Vehicle Routing Problem Layer created by the nax module. But I can't figure out, what is the right syntax for the field_description.</P><P>&nbsp;</P><P>&nbsp;</P><LI-CODE lang="python">vrp.addFields(arcpy.nax.VehicleRoutingProblemInputDataType2.Routes, ["new_field","FLOAT",""])</LI-CODE><P>&nbsp;</P><P>This doesn't work</P> Sun, 12 May 2024 19:43:52 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/nax-module-addfields-method/m-p/1451353#M8712 TimSemmelhaack 2024-05-12T19:43:52Z https://community.esri.com/t5/arcgis-network-analyst-questions/nax-module-addfields-method/m-p/1451677#M8713 <P>few examples, but a list of lists perhaps</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/arcpy/network-analyst/setting-analysis-inputs.htm#ESRI_SECTION1_74EEA24F902D4ECB9C994A7A615C229F" target="_blank">Set analysis inputs—ArcGIS Pro | Documentation</A></P><LI-CODE lang="python"># Add a custom field called NumTrucks to the Service Area Facilities input class field_definitions = [["NumTrucks", "SHORT"]] service_area.addFields(arcpy.nax.ServiceAreaInputDataType.Facilities, field_definitions)</LI-CODE> Sun, 12 May 2024 20:37:10 GMT https://community.esri.com/t5/arcgis-network-analyst-questions/nax-module-addfields-method/m-p/1451677#M8713 DanPatterson 2024-05-12T20:37:10Z