[GitHub] [airflow] potiuk commented on a change in pull request #5137: [AIRFLOW-4363] Add try-catch for retrieving `status` from cli in docker operator

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potiuk commented on a change in pull request #5137: [AIRFLOW-4363] Add try-catch for retrieving `status` from cli in docker operator
URL: https://github.com/apache/airflow/pull/5137#discussion_r277127822
 
 

 ##########
 File path: airflow/operators/docker_operator.py
 ##########
 @@ -198,9 +198,21 @@ def execute(self, context):
         if self.force_pull or len(self.cli.images(name=self.image)) == 0:
             self.log.info('Pulling docker image %s', self.image)
             for l in self.cli.pull(self.image, stream=True):
-                output = json.loads(l.decode('utf-8').strip())
-                if 'status' in output:
-                    self.log.info("%s", output['status'])
+                try:
 
 Review comment:
   That's exactly the point. when you use decode=True, you get output as dictionaries already - there is no need to do json.loads(l.decode(... So you do not need try/catch at all and the whole code can be simplified.

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