To make that work, create a “stub” file—a .py file in the top levet of your project that takes the same steps to run your application as the contents of the __main__.py file.

Here are some free Python file viewer and Python file editor software to help you open PY files on Windows 11/10 PC.

How to make your own Python module Want to know how to make and use a Python module? It’s extremely simple! Simply create a new .py file in the same folder as your main Python code.

This post explains how to write to a file in Python. You'll discover how to create word files (.docx), spreadsheets (.csv), text files, and more!