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From "Taylor Edmiston (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AIRFLOW-2358) make kubernetes examples installed optionally
Date Mon, 23 Apr 2018 14:42:00 GMT

    [ https://issues.apache.org/jira/browse/AIRFLOW-2358?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16448241#comment-16448241
] 

Taylor Edmiston commented on AIRFLOW-2358:
------------------------------------------

Is a good solution here: the k8s DAGs would just not load and perhaps info log that this
is due to the kubernetes install option not being set?

> make kubernetes examples installed optionally
> ---------------------------------------------
>
>                 Key: AIRFLOW-2358
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-2358
>             Project: Apache Airflow
>          Issue Type: Improvement
>          Components: examples
>    Affects Versions: Airflow 2.0, 1.10.0
>            Reporter: Ruslan Dautkhanov
>            Priority: Major
>              Labels: kubernetes
>
> Is it possible to make kubernetes examples installed optionally?
>  
> We don't use Kubernetes and a bare Airflow install fills logs with following :
>  
> {quote}2018-04-22 19:49:04,718 ERROR - Failed to import: /opt/airflow/airflow-20180420/src/apache-airflow/airflow/example_dags/example_kubernetes_operator.py
> Traceback (most recent call last):
>   File "/opt/airflow/airflow-20180420/src/apache-airflow/airflow/models.py", line 300,
in process_file
>     m = imp.load_source(mod_name, filepath)
>   File "/opt/airflow/airflow-20180420/src/apache-airflow/airflow/example_dags/example_kubernetes_operator.py",
line 19, in <module>
>     from airflow.contrib.operators.kubernetes_pod_operator import KubernetesPodOperator
>   File "/opt/airflow/airflow-20180420/src/apache-airflow/airflow/contrib/operators/kubernetes_pod_operator.py",
line 21, in <module>
>     from airflow.contrib.kubernetes import kube_client, pod_generator, pod_launcher
>   File "/opt/airflow/airflow-20180420/src/apache-airflow/airflow/contrib/kubernetes/pod_launcher.py",
line 25, in <module>
>     from kubernetes import watch
> {color:#f6c342}ImportError: No module named kubernetes{color}{quote}
>  
> Would be great to make examples driven by what modules installed if they have external
dependencies.



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