message: Do not mix different strategies in keras/mixed_precision/e/keras_test
diff: @@ -128,10 +128,11 @@ class KerasLayerTest(keras_parameterized.TestCase):
  @parameterized.named_parameters(*TESTCASES)
  def test_mixed_policies_(self, strategy_fn):
  + strategy = strategy_fn()
  for dtype in 'float16', 'bfloat16':
  x = constant_op.constant([1.])
  policy_name = 'mixed_' + dtype
  - with strategy_fn().scope(), policy.policy_scope(policy_name):
  + with strategy.scope(), policy.policy_scope(policy_name):
  layer = mp_test_util.MultiplyLayer(assert_type=dtype)
  self.assertEqual(layer.dtype, dtypes.float32)
  self.assertEqual(get_layer_policy.get_layer_policy(layer).name,
  