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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 remove_send_message(self, connection):
 """Removes a send_message function previously registered with the Dispatcher. Args: connection (str):
 A locally unique identifier provided by the receiver of messages. """

        if connection in self._send_message:
            del self._send_message[connection]
            LOGGER.debug("Removed send_message function "
                         "for connection %s", connection)
        else:
            LOGGER.warning("Attempted to remove send_message "
                           "function for connection %s, but no "
                           "send_message function was registered",
                           connection)