human
Give me a the Python code you requested given the following:
Complete the below
def _set_msg_reply(msg_reply):

    ''''Annotate OFP reply message class'
    '''
assistant
#Here is the Python code you requested.
    def _set_cls_msg_reply(cls):
        cls.cls_msg_reply = msg_reply
        return cls
    return _set_cls_msg_reply