thepabloaguilar commented on a change in pull request #9943:
URL: https://github.com/apache/airflow/pull/9943#discussion_r459482195
##########
File path: airflow/providers/postgres/hooks/postgres.py
##########
@@ -58,7 +59,9 @@ def __init__(self, *args, **kwargs):
self.connection = kwargs.pop("connection", None)
self.conn = None
- def _get_cursor(self, raw_cursor):
+ def _get_cursor(self, raw_cursor: str) -> Union[psycopg2.extras.DictCursor,
+
psycopg2.extras.RealDictCursor,
+
psycopg2.extras.NamedTupleCursor]:
Review comment:
Create the type alias outside of the class:
```python
_CURSOR_TYPE = Union[
psycopg2.extras.DictCursor,
psycopg2.extras.RealDictCursor,
psycopg2.extras.NamedTupleCursor
]
class Example:
def _get_cursor(self, raw_cursor: str) -> _CURSOR_TYPE:
...
```
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