!~~regex(regex) or !~~regex regex

def regex(val, schema, name = None): # pylint: disable-msg=W0613
    """
    !~~regex(regex) or !~~regex regex
    """
    if name is None:
        name = schema

    if not _regexs.has_key(name):
        return False

    try:
        if _regexs[name](val):
            return True
    except TypeError:
        pass

    return False