code: def testMapDefunWithCapturedInputs(self):
      c = constant_op.constant(2)
  
      @def_function.function(
          input_signature=[tensor_spec.TensorSpec([], dtypes.int32)]
      )
      def fn(x):
          return x + c
  
      x = constant_op.constant([1, 2, 3, 4])
      map_defun_op = map_defun.map_defun(fn, [x], [dtypes.int32], [()])[
          0
      ]
      expected = x + c
      self.assertAllEqual(
          self.evaluate(expected), self.evaluate(map_defun_op)
      )
  
imports: import time
  from absl.testing import parameterized
  from tensorflow.python.client import session
  from tensorflow.python.data.experimental.ops import map_defun
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import combinations
  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 sparse_tensor
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import array_ops_stack
  from tensorflow.python.ops import check_ops
  from tensorflow.python.ops import data_flow_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 16 for calling the MapDefunTest obj's underlying member method code with example usage: obj.testMapDefunWithCapturedInputs() and returns: unknown