code: def test_decorator(self):
      compatibility_date = self._compatibility_date()
      one_day_after = self._n_days_after(1)
      with compat.forward_compatibility_horizon(*one_day_after):
          self.assertTrue(
              compat.forward_compatible(*compatibility_date)
          )
          self.assertFalse(compat.forward_compatible(*one_day_after))
  
      # After exiting context manager, value should be reset.
      self.assertFalse(compat.forward_compatible(*compatibility_date))
  
file_path: tensorflow-upstream/tensorflow/python/compat/compat_test.py
imports: import datetime
  import os
  from tensorflow.python.compat import compat
  from tensorflow.python.platform import test
label_desc: Use image node_id 5 for calling the CompatTest obj's underlying member method code with example usage: obj.test_decorator() without return types