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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 _match_dialog(self, query, dialogues=None):
 """Tries to match in dialogues :param query: message tuple :type query: Tuple[bytes] :return: response if found or None :rtype: Tuple[bytes] | None """

        if dialogues is None:
            dialogues = self._dialogues

        # Try to match in the queries
        if query in dialogues:
            response = dialogues[query]
            logger.debug('Found response in queries: %s' % repr(response))

            return response