code: def test2d(self):
      tf_ans = sparse_ops.sparse_to_dense(
          [[1, 3], [2, 0]], [3, 4], 1, -1
      )
      np_ans = np.array(
          [[-1, -1, -1, -1], [-1, -1, -1, 1], [1, -1, -1, -1]]
      ).astype(np.int32)
      self.assertAllClose(np_ans, tf_ans)
  
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import sparse_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 8 for calling the SparseToDenseTest obj's underlying member method code with example usage: obj.test2d() without return types