password.py

importsecrets
fromrandomimportshuffle
fromstringimportascii_letters, ascii_lowercase, ascii_uppercase, digits, punctuation


defpassword_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_inrange(length))


# ALTERNATIVE METHODS
# chars_incl= characters that must be in password
# i= how many letters or characters the password length will be
defalternative_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


defrandom(chars_incl: str, i: int) ->str:
return"".join(secrets.choice(chars_incl) for_inrange(i))


defis_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
 """

iflen(password) <min_length:
returnFalse

upper=any(charinascii_uppercaseforcharinpassword)
lower=any(charinascii_lowercaseforcharinpassword)
num=any(charindigitsforcharinpassword)
spec_char=any(charinpunctuationforcharinpassword)

returnupperandlowerandnumandspec_char


defmain():
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()