old_contents: # python3
  # Copyright 2017 The TensorFlow Authors. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  # ==============================================================================
  """Tests for activity module, that only run in Python 3."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  from tensorflow.python.autograph.pyct import anno
  from tensorflow.python.autograph.pyct.static_analysis import activity_test
  from tensorflow.python.autograph.pyct.static_analysis import annos
  from tensorflow.python.platform import test
  
  
  NodeAnno = annos.NodeAnno
  
  
  class ActivityAnalyzerTest(activity_test.ActivityAnalyzerTestBase):
    """Tests which can only run in Python 3."""
  
    def test_nonlocal_symbol(self):
  
      nonlocal_a = 3
      nonlocal_b = 13
  
      def test_fn(c):
        nonlocal nonlocal_a
        nonlocal nonlocal_b
        nonlocal_a = nonlocal_b + c
  
      node, _ = self._parse_and_analyze(test_fn)
      fn_node = node
      body_scope = anno.getanno(fn_node, NodeAnno.BODY_SCOPE)
      self.assertScopeIs(body_scope, ('nonlocal_b', 'c'), ('nonlocal_a',))
  
    def test_annotated_assign(self):
  
      b = int
  
      def test_fn(c):
        a: b = c
        return a
  
      node, _ = self._parse_and_analyze(test_fn)
      fn_node = node
      body_scope = anno.getanno(fn_node, NodeAnno.BODY_SCOPE)
      self.assertScopeIs(body_scope, ('b', 'c', 'a'), ('a',))
      ann_assign_scope = anno.getanno(fn_node.body[0], anno.Static.SCOPE)
      self.assertScopeIs(ann_assign_scope, ('b', 'c'), ('a',))
  
  
  if __name__ == '__main__':
    test.main()
  
new_contents: # python3
  # Copyright 2017 The TensorFlow Authors. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  # ==============================================================================
  """Tests for activity module, that only run in Python 3."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  from tensorflow.python.autograph.pyct import anno
  from tensorflow.python.autograph.pyct.static_analysis import activity_test
  from tensorflow.python.autograph.pyct.static_analysis import annos
  from tensorflow.python.platform import test
  
  
  NodeAnno = annos.NodeAnno
  
  
  class ActivityAnalyzerTest(activity_test.ActivityAnalyzerTestBase):
    """Tests which can only run in Python 3.6 or later versions."""
  
    def test_nonlocal_symbol(self):
      # TODO(b/137761188): Remove this skipTest once fixed.
      self.skipTest('Annotation syntax is not recognized by Python 3.5')
  
      nonlocal_a = 3
      nonlocal_b = 13
  
      def test_fn(c):
        nonlocal nonlocal_a
        nonlocal nonlocal_b
        nonlocal_a = nonlocal_b + c
  
      node, _ = self._parse_and_analyze(test_fn)
      fn_node = node
      body_scope = anno.getanno(fn_node, NodeAnno.BODY_SCOPE)
      self.assertScopeIs(body_scope, ('nonlocal_b', 'c'), ('nonlocal_a',))
  
    def test_annotated_assign(self):
  
      b = int
  
      def test_fn(c):
        a: b = c
        return a
  
      node, _ = self._parse_and_analyze(test_fn)
      fn_node = node
      body_scope = anno.getanno(fn_node, NodeAnno.BODY_SCOPE)
      self.assertScopeIs(body_scope, ('b', 'c', 'a'), ('a',))
      ann_assign_scope = anno.getanno(fn_node.body[0], anno.Static.SCOPE)
      self.assertScopeIs(ann_assign_scope, ('b', 'c'), ('a',))
  
  
  if __name__ == '__main__':
    test.main()
  
subject: Disable test_nonlocal_symbol unit test