Save the output of Python's built-in help() function/module to file.

wtfm.py

#!/usr/bin/env python3
# Write The Fucking Manual function
# exports the output of Python's built-in `help()` function to file
# No Copyright
# ------------
# This work has been identified as being free of known restrictions
# under copyright law, including all related and neighboring rights.
# https://creativecommons.org/publicdomain/mark/1.0/

import importlib
import pydoc


def wtfm(func: str) -> str:
    """ Renders `help()` output to file.
    """
    with open(f"{func}.txt", "w") as f:
        txt = pydoc.render_doc(func, renderer=pydoc.plaintext)
        f.writelines(txt)


def builtin_check() -> None:
    """Buil-in checker
    
    Checking if `import {module}` is needed
    and writing a manual to the file then
    """
    yes: set[str] = {'yes', 'y', 'ye', ''}
    is_not: set[str] = {'no', 'n'}

    choice = input(
        'Is it built-in function?\nYes/No. Default [y]: '
    ).lower()
    if choice in yes:
        wtfm(input('Write you function: '))
    elif choice in is_not:
        module: str = input('Write you module: ')
        importlib.import_module(module)
        wtfm(module)
    else:
        print("Please respond with 'yes' or 'no'")


__date__ = '2021/04/21'
__deprecated__ = False
__license__ = 'Public Domain Mark 1.0'


if __name__ == '__main__':
    builtin_check()