password_generator.py

import sys
import argparse
import random
import pyperclip

__chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
__digits = "1234567890"
__symbols = "!@#$%^&*()_-+={[}]|\\:;\"\'<,>.?/"

def generate_password(length, use_digits=True, use_symbols=True):
    chars = __chars
    if use_digits:
        chars += __digits
    if use_symbols:
        chars += __symbols

    return "".join(
        [ chars[random.randrange(len(chars))] for i in range(length) ])

if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument(
        '--length',
        type=int,
        default=12,
        help="The length of the generated password.")
    parser.add_argument(
        '--use_digits', '-d', action='store_true', default=False)
    parser.add_argument(
        '--use_symbols', '-s', action='store_true', default=False)
    args = parser.parse_args()

    pyperclip.copy(generate_password(
        length=args.length,
        use_digits=args.use_digits,
        use_symbols=args.use_symbols))
    print("The password has been copied to the clipboard.")