Status s = tensorflow::ConvertDataType(dtype, builder, type);
  if (s.ok()) *type = UnrankedTensorType::get(*type);
  return s;
}

class MlirTensor : public TracingTensorHandle {
 public:
  explicit MlirTensor(Value value)
      : TracingTensorHandle(kMlir), value_(value) {}

  tensorflow::DataType DataType() const override {
    tensorflow::DataType type;