dlamblin commented on a change in pull request #4163: [AIRFLOW-3319] -
KubernetsExecutor: Need in try_number in labels if getting them later
URL: https://github.com/apache/incubator-airflow/pull/4163#discussion_r240277825
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File path: airflow/contrib/executors/kubernetes_executor.py
##########
@@ -458,10 +459,16 @@ def _datetime_to_label_safe_datestring(datetime_obj):
def _labels_to_key(self, labels):
try:
+ try_num = 1
+ try:
+ try_num = int(labels.get('try_number', '1'))
+ except ValueError:
+ self.log.warn("could not get try_number as an int: %s",
labels.get('try_number', '1'))
return (
labels['dag_id'], labels['task_id'],
self._label_safe_datestring_to_datetime(labels['execution_date']),
- labels['try_number'])
+ try_num
Review comment:
So, if you upgrade a live system any pods without the label will return
`try_num` 1. That's the crux of the fix (along with adding the try num label
one new pods made), right?
Would be a spot for a pep8 recommended (plays nice with vcs) redundant comma
```suggestion
try_num,
```
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