code: def testPadTypes(self):
      for dtype in [dtypes.int32, dtypes.int64]:
          paddings = np.zeros((0, 2))
          inp = np.asarray(7)
          with self.cached_session():
              tf_val = array_ops.pad(
                  inp, constant_op.constant(paddings, dtype=dtype)
              )
              out = self.evaluate(tf_val)
          self.assertAllEqual(inp, out)
          self.assertShapeEqual(inp, tf_val)
  
imports: 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 gradient_checker_v2
  from tensorflow.python.platform import test
label_desc: Use image node_id 26 for calling the PadOpTest obj's underlying member method code with example usage: obj.testPadTypes() without return types