while True:
    password = input("give me a password:")
    if len(password) <= 4 :
        print("too short")
    elif password.islower():
        print("please mix some uppercase letters")
    elif password.isupper():
        print("please mix some lowercase letters")
    else:
        print("great password")
        break
        print(1,2,3)

print("loop finished")

finished = False
while not finished:
    password = input("give me a password:")
    if len(password) <= 4 :
        print("too short")
        
    if password.islower():
        print("please mix some uppercase letters")
        
    if password.isupper():
        print("please mix some lowercase letters")
        
    else:
        print("great password")
        finished = True

print("loop finished")