turbaszek commented on a change in pull request #9348:
URL: https://github.com/apache/airflow/pull/9348#discussion_r441596706
##########
File path: tests/test_utils/mock_operators.py
##########
@@ -166,3 +166,13 @@ class MockHiveOperator(HiveOperator):
def __init__(self, *args, **kwargs):
self.run = mock.MagicMock()
super().__init__(*args, **kwargs)
+
+
+class DeprecatedOperator(BaseOperator):
+ @apply_defaults
+ def __init__(self, *args, **kwargs):
+ warnings.warn("This operator is deprecated.", DeprecationWarning,
stacklevel=4)
Review comment:
The key is the `stacklevel=4`. I'm wondering how can we make sure that
all deprecation warnings in operators are using the same stack level. Should we
have a custom function? @potiuk @mik-laj @kaxil
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