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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 get_extra_info(self, name: str, default: Any=None) -> Any: """extra info from connection transport"""

        conn = self._response.connection
        if conn is None:
            return default
        transport = conn.transport
        if transport is None:
            return default
        return transport.get_extra_info(name, default)