Quickly generates a secure password in your terminal

secure_password_generator.py

import sys
import random


def generate_password(length, no_symbols=False):
    chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'

    if not no_symbols:
        chars += '~!@#$%^&*()_-+={[}]|:;<,>.?/'

    pw = ''
    for _ in range(length):
        pw += random.choice(chars)

    return pw


if __name__ == '__main__':
    try:
        pw_length = int(input('How many characters would you like your password to be? ').strip())

    except ValueError:
        pw_length = 50
        print(f'Password will be {pw_length} characters long')

    no_symbols_check = False
    if len(sys.argv) > 1:
        no_symbols_check = sys.argv[1] == 'no-symbols'

    print(generate_password(pw_length, no_symbols_check))