class_docstr: Test cases for binary operators.
code: def testFill(self):
      for dtype in self.numeric_types:
          self._testBinary(
              array_ops.fill,
              np.array([], dtype=np.int32),
              dtype(-42),
              expected=dtype(-42),
          )
          self._testBinary(
              array_ops.fill,
              np.array([1, 2], dtype=np.int32),
              dtype(7),
              expected=np.array([[7, 7]], dtype=dtype),
          )
          self._testBinary(
              array_ops.fill,
              np.array([3, 2], dtype=np.int32),
              dtype(50),
              expected=np.array(
                  [[50, 50], [50, 50], [50, 50]], dtype=dtype
              ),
          )
  
imports: import itertools
  import numpy
  from tensorflow.compiler.tests import xla_test
  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 bitwise_ops
  from tensorflow.python.ops import gen_array_ops
  from tensorflow.python.ops import gen_math_ops
  from tensorflow.python.ops import gen_nn_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import nn_ops
  from tensorflow.python.platform import googletest
  from tensorflow.python.platform import test
label_desc: Use image node_id 23 for calling the BinaryOpsTest obj's underlying member method code with example usage: obj.testFill() without return types