[AIRFLOW-XXX] Fix spark submit hook KeyError (#4578)

Fix string format KeyError in spark_submit_hook.py
apache · Jan 25, 2019 · 66eeaf7 · 66eeaf7
1 parent 78ed4d0
commit 66eeaf7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/airflow/contrib/hooks/spark_submit_hook.py b/airflow/contrib/hooks/spark_submit_hook.py
@@ -137,7 +137,7 @@ def __init__(self,
         self._is_kubernetes = 'k8s' in self._connection['master']
         if self._is_kubernetes and kube_client is None:
             raise RuntimeError(
-                "{master} specified by kubernetes dependencies are not installed!".format(
+                "{} specified by kubernetes dependencies are not installed!".format(
                     self._connection['master']))
 
         self._should_track_driver_status = self._resolve_should_track_driver_status()