Other tools packaged inside a default Python install include the following: PiP, the Preferred Installer Program. Tkinter for GUI program development. The Python test suite. The py launcher to make it ...

IDG When installing Python on Windows, select the ‘Customize installation’ option during setup. IDG In the next screen, make sure you’ve checked the ‘py launcher’ option.

Editable installs let you do exactly this. To install a Python package in editable mode, all you need to do is use the -e flag, and pass the path to the package’s directory: ...