def capitalize(text):
    """
    Capitalizes the word using the normal string capitalization 
    method, however if the word contains only capital letters and 
    numbers, then it will not be affected.
    
    :param      text                    |   <str>
    
    :return     <str>
    """
    text = nativestring(text)
    if EXPR_CAPITALS.match(text):
        return text
    return text.capitalize()