Pads the inputted text to ensure it fits the proper block length
    for encryption.
    
    :param      text | <str>
                bits | <int>
    
    :return     <str>

def pad(text, bits=32):
    """
    Pads the inputted text to ensure it fits the proper block length
    for encryption.
    
    :param      text | <str>
                bits | <int>
    
    :return     <str>
    """
    return text + (bits - len(text) % bits) * chr(bits - len(text) % bits)