nuggets.py

import secrets
import keyword as _keyword
from difflib import get_close_matches

ALLOWED_CHARS = (
    'abcdefghijklmnopqrstuvwxyz'
    'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
)


def get_random_string(length):
    """
    Return a securely generated random string.

    The bit length of the returned value can be calculated with the formula:
        log_2(len(allowed_chars)^length)

    For example, with default `allowed_chars` (26+26+10), this gives:
      * length: 12, bit length =~ 71 bits
      * length: 22, bit length =~ 131 bits
    """

    return ''.join(secrets.choice(ALLOWED_CHARS) for i in range(length))


# possible_matches = get_close_matches(subcommand, commands)


if __name__ == '__main__':
    possible_matches = get_close_matches("appel", ["ape", "apple", "peach", "puppy"])
    print(possible_matches)

    print(get_close_matches("accept", _keyword.kwlist))

    print(get_random_string(12))