Check to See if a String Contains a Character Class

strings_22_char_class.py

import string


def has_character_classes(input_string: str) -> tuple:

    has_uppercase = False
    has_lowercase = False
    has_digits = False
    has_whitespace = False

    set_chars: set = {input_string}
    
    for c in set_chars:
        if c in string.ascii_uppercase and not has_uppercase:
            has_uppercase = True


    return (has_uppercase, has_lowercase, has_digits, has_whitespace)


u, l, d, w = has_character_classes("ALLUPPER")
assert () == u == True and l == False and d == False and w == False
u, l, d, w = has_character_classes("alllower")
assert () == u == False and l == True and d == False and w == False
u, l, d, w = has_character_classes("   ")
assert () == u == False and l == False and d == False and w == True
u, l, d, w = has_character_classes("UPPER01238")
assert () == u == True and l == False and d == True and w == False