For the operating system to understand that the file should be read as a Python program, the programmer needs to save the file as a Python file, with the ".py" extension.

Take control of multiple Python installations in Windows with the py launcher, available as part of a standard Python installation.

Check Python version in Windows CMD with step-by-step methods. Ensure compatibility for scripts and libraries in seconds.

And there you can see Python.exe. This means that Python is installed on your computer. Read Next: How to open and view Python PY files on Windows PC.