Method NaryGradTest

tensorflow/cc/gradients/math_grad_test.cc:720–720

class NaryGradTest : public ::testing::Test {
 protected:
  NaryGradTest() : scope_(Scope::NewRootScope().WithDevice("/cpu:0")) {}

  void RunTest(const OutputList& xs, const std::vector<TensorShape>& x_shapes,
               const OutputList& ys, const std::vector<TensorShape>& y_shapes) {