Python module path Lookup and add

Python Module Path Lookup:

The __file__ property of the module determines:

Module Path Additions:

Method One: Function add
1 Import sys
2 views Sys.path
3 Adding Sys.path.append ("c:\\")

Method Two: Modify environment variables
User can modify system environment variable Pythonpath

Method Three: Increase the. pth file

Use the Sys.path method to find the Python environment variable path and append a. pth file to the Dist-packages directory. When Python runs, the. pth file is automatically read to parse the module to find the path.

Python module path Lookup and add