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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 connection_made(self, transport):
 """ Called by the underlying transport when a connection is made. :param transport: The transport representing the connection. """


        # Save the underlying transport
        self._transport = transport

        # Call connection_made() on the client protocol, passing
        # ourself as the transport
        self._client.connection_made(self)