How to get list of python3 modules via script?

Question

Python

I searched on the Internet - even did not find it.
To clarify, I don't need a list of standard modules.

Answer 1

from pip._internal.operations import freeze

x = freeze.freeze()
for p in x:
    print(p)

Source: https://stackoverflow.com/a/31304042

Answer 2

pip list, then read the docs on how to call this command from python