class_docstr: Tests for deprecated non-resource variant of stack ops.
code: def testPushCloseStack(self):
      self._testPushCloseStack(use_gpu=False)
      self._testPushCloseStack(use_gpu=True)
  
imports: import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import gen_data_flow_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import while_loop
  from tensorflow.python.platform import test
label_desc: Use image node_id 14 for calling the StackOpRefTest obj's underlying member method code with example usage: obj.testPushCloseStack() without return types