def recv_ping(self, ):
    (fname, mtype, rseqid) = self._iprot.readMessageBegin()
    if mtype == TMessageType.EXCEPTION:
      x = TApplicationException()
      x.read(self._iprot)
      self._iprot.readMessageEnd()
      raise x
    result = ping_result()
    result.read(self._iprot)
    self._iprot.readMessageEnd()
    if result.success is None:
      return result.success
    raise TApplicationException(TApplicationException.MISSING_RESULT, "ping failed: unknown result");
dataset/ETHPy150Open cloudera/hue/desktop/core/src/desktop/lib/gen-py/djangothrift_test_gen/TestService.py/Client.recv_ping/operator `is not` -> `is`