def validate_password(password):
    """
    ensure that any input password is at least length 6, has at least one upper case,
    at least one lower case, and at least one special character
    :param password: the password of the user
    :return: returns True if the password is valid, False otherwise
    """
    special_chars = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"

    has_uppercase = any(char.isupper() for char in password)
    has_lower = any(char.islower() for char in password)
    has_special = any(special_char in special_chars for special_char in password)
    if len(password) >= 6 and has_lower and has_uppercase and has_special:
        return True
    return False