Python/other/password.py
Maxim Smolskiy a936e94704
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
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98 lines
3.0 KiB
Python

import secrets
from random import shuffle
from string import ascii_letters, ascii_lowercase, ascii_uppercase, digits, punctuation
def password_generator(length: int = 8) -> str:
"""
Password Generator allows you to generate a random password of length N.
>>> 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 = ascii_letters + digits + punctuation
return "".join(secrets.choice(chars) for _ in range(length))
# ALTERNATIVE METHODS
# chars_incl= characters that must be in password
# i= how many letters or characters the password length will be
def alternative_password_generator(chars_incl: str, i: int) -> str:
# Password Generator = full boot with random_number, random_letters, and
# random_character FUNCTIONS
# Put your code here...
i -= len(chars_incl)
quotient = i // 3
remainder = i % 3
# chars = chars_incl + random_letters(ascii_letters, i / 3 + remainder) +
# random_number(digits, i / 3) + random_characters(punctuation, i / 3)
chars = (
chars_incl
+ random(ascii_letters, quotient + remainder)
+ random(digits, quotient)
+ random(punctuation, quotient)
)
list_of_chars = list(chars)
shuffle(list_of_chars)
return "".join(list_of_chars)
# random is a generalised function for letters, characters and numbers
def random(chars_incl: str, i: int) -> str:
return "".join(secrets.choice(chars_incl) for _ in range(i))
def is_strong_password(password: str, min_length: int = 8) -> bool:
"""
This will check whether a given password is strong or not. The password must be at
least as long as the provided minimum length, and it must contain at least 1
lowercase letter, 1 uppercase letter, 1 number and 1 special character.
>>> is_strong_password('Hwea7$2!')
True
>>> is_strong_password('Sh0r1')
False
>>> is_strong_password('Hello123')
False
>>> is_strong_password('Hello1238udfhiaf038fajdvjjf!jaiuFhkqi1')
True
>>> is_strong_password('0')
False
"""
if len(password) < min_length:
return False
upper = any(char in ascii_uppercase for char in password)
lower = any(char in ascii_lowercase for char in password)
num = any(char in digits for char in password)
spec_char = any(char in punctuation for char in password)
return upper and lower and num and spec_char
def main():
length = int(input("Please indicate the max length of your password: ").strip())
chars_incl = 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(chars_incl, length),
)
print("[If you are thinking of using this password, You better save it.]")
if __name__ == "__main__":
main()