

The path defined in Environment Variables follows the latest installation of Python by default. The path to the location is named PYTHONPATH.

For the system to recognize the location, the path to the python.exe file is included in Windows Environment Variables.

To access the Python interpreter and run Python scripts, the location of the required python.exe file must be known to the system. In addition, when attempting to import ArcPy using 64-bit Python with ArcGIS Server, the following error message is returned: Error: In some cases, importing the ArcPy module fails while in others, import is successful, but the functions within the module are unavailable, and the script fails to perform a desired process, such as running a geoprocessing tool. The ArcPy module is used in ArcGIS functionality and as a stand-alone script. Problem: Unable to use the ArcPy module Description
