#Kody Snyder
#12/7/2016
#CIS106
#Day
import string

print ("Welcome to Password Checker [v.0.1]")

def length(pw):
    'Invalid, passwords must be at least 6 characters'
    return len(pw) >= 6

def lower(pw):
    'Invalid, passwords must contain a lowercase letter'
    return len(set(string.ascii_lowercase).intersection(pw)) > 0

def upper(pw):
    'Invalid, passwords must contain an uppercase letter'
    return len(set(string.ascii_uppercase).intersection(pw)) > 0

def number(pw):
    'Invalid, passwords must contain a digit'
    return len(set(string.digits).intersection(pw)) > 0


def test_password(pw, tests=[length, lower, upper, number]):
    for test in tests:
        if not test(pw):
            print(test.__doc__)
            return False
    return True

def main():
    pw = input('Enter designated password: ')
    if test_password(pw):
        print('This password meets all of our requirements!')

if __name__=="__main__":
    main()