message: Fix a little bug in backend/test.py
diff: @@ -92,7 +92,6 @@ class BackendTest(object):
  self.backend = backend
  self._base_case = TestsContainer
  - if parent_module:
  self._parent_module = parent_module
  # List of test cases to be applied on the parent scope
  # Example usage: globals().update(BackendTest(backend).test_cases)
  