code: def test_gather_v2_more_param_dims(self):
      x = constant_op.constant(
          [[1.0, 2.0], [3.0, 4.0]], dtype=dtypes.float64
      )
  
      def f(x):
          return array_ops.gather_v2(
              x, constant_op.constant([1, 0], dtype=dtypes.int32)
          )
  
      self._testGrad(f, x)
  
file_path: tensorflow-upstream/tensorflow/python/ops/array_grad_test.py
imports: from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gradient_checker_v2
  from tensorflow.python.platform import test
label_desc: Use image node_id 4 for calling the ArrayGradTest obj's underlying member method code with example usage: obj.test_gather_v2_more_param_dims() and returns: array_ops