https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1061034#M6114 <P>you can access all the tools in arctoolbox if you have arcpy</P> Mon, 24 May 2021 16:56:37 GMT DanPatterson 2021-05-24T16:56:37Z https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060709#M6105 <P>I'm trying to bulk calculate acres for polygons in a hosted feature service using&nbsp;ArcGIS Online Notebook Standard (no ArcPy)</P><P>Is there a bug in the ArcGIS Online Notebook (API v1.8.4 at posting time) implementation of the <A href="https://developers.arcgis.com/python/api-reference/1.8.4/arcgis.geometry.html?highlight=arcgis%20geometry%20areas_and_lengths#arcgis.geometry.areas_and_lengths" target="_blank" rel="noopener">arcgis.geometry.areas_and_lengths()</A> function or is the API description missing vital information?</P><P>Through a lot of trial and error I figured out a set of parameters that ArcGIS Online Notebook would accept</P><UL><LI>For&nbsp;length_unit it will only accept an ID number - e.g. 9002 - not esriSRUnit_Foot</LI><LI>For&nbsp;area_unit it will only accept&nbsp; a dictionary&nbsp; - e.g.&nbsp;{"areaUnit" : "esriAcres"} - not an ID number or&nbsp;esriAcres</LI></UL><P>I could only get it to work with parameters formatted the following way:</P><P>&nbsp;</P><LI-CODE lang="python">from arcgis.geometry import lengths, areas_and_lengths, project from arcgis.geometry import Point, Polyline, Polygon, Geometry # create a JSON polygon geometry geom_json = {"rings" : [[[0, 0], [0, 10], [10, 10],[10, 0],[0, 0]]], "spatialReference" : {"wkid" : 4326}} # create Geometry object test_geom = Geometry(geom_json) # calculate areas_and_lengths areas_and_lengths(test_geom, 9035, {"areaUnit" : "esriAcres"}, "geodesic", 4326, None, False)</LI-CODE><P>&nbsp;</P><P>&nbsp;</P><P>I welcome any suggestions on a more efficient way to calculate acres than one by one converting a Feature into a Geometry to then run&nbsp;areas_and_lengths().<BR />Without using ArcPy though&nbsp; <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P><P>edit: fixed typos</P> Sat, 22 May 2021 01:05:03 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060709#M6105 Wolfgang_Grunberg_AZ_DFFM 2021-05-22T01:05:03Z https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060714#M6106 <P>Perhaps raise an "issue" on their github site... they don't visit much here.</P><P><A href="https://github.com/Esri/arcgis-python-api" target="_self">ArcGIS API for Python (github.com)</A></P> Sat, 22 May 2021 02:27:02 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060714#M6106 DanPatterson 2021-05-22T02:27:02Z https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060971#M6112 <P>Thx <a href="https://community.esri.com/t5/user/viewprofilepage/user-id/215600">@DanPatterson</a>! Posted a <A href="https://github.com/Esri/arcgis-python-api/issues/1011" target="_self">bug report on github</A>.</P><P>BTW: do you have any suggestions on a better way to bulk calculate feature acres in Esri Python API? Perhaps even with ArcPy?&nbsp;</P> Mon, 24 May 2021 14:51:00 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1060971#M6112 Wolfgang_Grunberg_AZ_DFFM 2021-05-24T14:51:00Z https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1061034#M6114 <P>you can access all the tools in arctoolbox if you have arcpy</P> Mon, 24 May 2021 16:56:37 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/arcgis-geometry-areas-and-lengths-bugged-on-arcgis/m-p/1061034#M6114 DanPatterson 2021-05-24T16:56:37Z