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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def reply(self, text, in_thread=None):
 """ Send a reply to the sender using RTM API (This function doesn't supports formatted message when using a bot integration) If the message was send in a thread, answer in a thread per default. """

        if in_thread is None:
            in_thread = 'thread_ts' in self.body

        if in_thread:
            self.send(text, thread_ts=self.thread_ts)
        else:
            text = self.gen_reply(text)
            self.send(text)