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How to rename a map layer in ArcPy?
Runtime error : ERROR 000840: The value is not a Data Element. This is because arcpy.Rename_management does not work on a map layer object – it works on objects on the disk. layer.name is a read/write attribute of the arcpy.mapping.Layer class.
Is there a tool to rename a field in ArcGIS?
You can now rename a field using core ArcGIS Desktop GP tool – Alter Field (Data Management). This tool provides the ability to rename fields or rename field aliases for any geodatabase table or feature class. This tool is available starting with 10.2.1.
Is the output name unique in ArcGIS Pro?
This includes a wide variety of data types, among them feature dataset, raster, table, and shapefile. The output name must be unique. If it is not, an error message is issued, even if the geoprocessing overwrite output environment is set to true.
What happens when you call unique _ values ( ) in Python?
Also watch your indentation, as it’s vital for Python. Basically this is saying that when you call the function unique_values () you’ll pass values to two parameters, one called table, the other called field. These are then used in your function. When you call the function, in the line
Are there properties not exposed to ArcPy scripting environment?
Not all layer properties are accessible through the Layer object. There are many properties available in the ArcMap Layer Properties dialog box that are not exposed to the arcpy scripting environment (for example, display properties, field aliases, selection symbology, and so on).
How to reference a layer object in ArcGIS?
The Layer function, the ListLayers function and the listLegendItemLayers method on the Legend object all provide ways to reference a Layer object. There are numerous types of layers and not all of them support the same set of properties.
What does it mean to have layers in a map document?
Map documents that contain these layers will prompt the user to enter the appropriate information while the document is opening. The arcpy.mapping scripting environment will, by default, suppress these dialog boxes during execution, but that means that the layers will be treated as though they have broken data sources.