message: Do not test float16 for div
  Test float and int for resource scatter add
  Fix indentation
  Test half for scatter add
  Remove tests
diff: @@ -189,9 +189,11 @@ class ScatterTest(test.TestCase):
  tf_scatter,
  repeat_indices=False,
  updates_are_scalar=False):
  - vtypes = [np.float16, np.float32, np.float64]
  + vtypes = [np.float32, np.float64]
  if tf_scatter != state_ops.scatter_div:
  vtypes.append(np.int32)
  + # float16 is numerically unstable for div
  + vtypes.append(np.float16)
  for vtype in vtypes:
  for itype in (np.int32, np.int64):
  