[GitHub] [airflow] josh-fell edited a comment on issue #19891: Re-enable MyPy

[GitBox <gi...@apache.org>]

josh-fell edited a comment on issue #19891:
URL: https://github.com/apache/airflow/issues/19891#issuecomment-991073962


   > A better fix is
   > 
   > ```python
   > if sys.version_info >= (3, 8):
   >     from functools import cached_property
   > else:
   >     from cached_property import cached_property
   > ```
   > 
   > This is the solution used in `airflow.compat.functools`, which should be used by “proper” Airflow code. But providers unfortunately cannot use it (yet). Since `cached_property` is a single-use decorator, simply ignoring the error is also considered acceptable.
   
   @uranusjr My recent mypy fix for Azure used that marker in `airflow/providers/microsoft/azure/log/wasb_task_handler.py`. Happy to implement your suggestion instead if you feel it's best. 


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