Help ? python problems

  
def find_password_of_length_k(): 
    k = int(input("Введите целое число K: ")) 
    passwords = [] 
 
    while True: 
        password = input("Введите пароль: ") 
        if password == "END": 
            break 
        passwords.append(password) 
 
    for password in passwords: 
        if len(password) == k: 
            print(password) 
            return 
 
find_password_of_length_k()