Python/other/password_generator.py

67 lines
2.0 KiB
Python

"""Password generator allows you to generate a random password of length N."""
from random import choice, shuffle
from string import ascii_letters, digits, punctuation
def password_generator(length=8):
"""
>>> len(password_generator())
8
>>> len(password_generator(length=16))
16
>>> len(password_generator(257))
257
>>> len(password_generator(length=0))
0
>>> len(password_generator(-1))
0
"""
chars = tuple(ascii_letters) + tuple(digits) + tuple(punctuation)
return "".join(choice(chars) for x in range(length))
# ALTERNATIVE METHODS
# ctbi= characters that must be in password
# i= how many letters or characters the password length will be
def alternative_password_generator(ctbi, i):
# Password generator = full boot with random_number, random_letters, and
# random_character FUNCTIONS
# Put your code here...
i = i - len(ctbi)
quotient = int(i / 3)
remainder = i % 3
#chars = ctbi + random_letters(ascii_letters, i / 3 + remainder) + random_number(digits, i / 3) + random_characters(punctuation, i / 3)
chars = ctbi + random(ascii_letters, quotient + remainder) + random(digits, quotient) + random(punctuation, quotient)
chars = list(chars)
shuffle(chars)
return "".join(chars)
#random is a generalised function for letters, characters and numbers
def random(ctbi, i):
return "".join(choice(ctbi) for x in range(i))
def random_number(ctbi, i):
pass # Put your code here...
def random_letters(ctbi, i):
pass # Put your code here...
def random_characters(ctbi, i):
pass # Put your code here...
def main():
length = int(input("Please indicate the max length of your password: ").strip())
ctbi = input("Please indicate the characters that must be in your password: ").strip()
print("Password generated:", password_generator(length))
print("Alternative Password generated:", alternative_password_generator(ctbi, length))
print("[If you are thinking of using this passsword, You better save it.]")
if __name__ == "__main__":
main()