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https://issues.apache.org/jira/browse/AIRFLOW-4046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16789073#comment-16789073
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ASF subversion and git services commented on AIRFLOW-4046:
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Commit ffb025997c1b70ab773fa08cbc70f222e7c69487 in airflow's branch
refs/heads/master from kani5hk
[ https://gitbox.apache.org/repos/asf?p=airflow.git;h=ffb0259 ]
[AIRFLOW-4046] Add validations for poke_interval & timeout for Sensor (#4878)
> Validate poke_interval and timeout value in Airflow Sensor
> ----------------------------------------------------------
>
> Key: AIRFLOW-4046
> URL: https://issues.apache.org/jira/browse/AIRFLOW-4046
> Project: Apache Airflow
> Issue Type: Improvement
> Components: operators
> Affects Versions: 1.10.2
> Reporter: Kanishk Lohumi
> Assignee: Kanishk Lohumi
> Priority: Major
>
> There is no validation being done on poke_interval & timeout values provided
> to BaseSensor, this results in ValueError with negative value of
> poke_interval when mode is *poke* because time.sleep() doesn't support
> negative values and give below error. {{}}
> {noformat}
> [2019-03-07 11:48:08,182] {models.py:1790} ERROR - sleep length must be
> non-negative:cG9rZS1rYW5pc2hrcy1tYnAuY29ycC5hZG9iZS5jb20= Traceback (most
> recent call last): File
> "/Users/lohumi/Documents/airflow_1.10.2/lib/python3.6/site-packages/airflow/models.py",
> line 1659, in _run_raw_task result = task_copy.execute(context=context) File
> "/Users/lohumi/Documents/airflow_1.10.2/lib/python3.6/site-packages/airflow/sensors/base_sensor_operator.py",
> line 112, in execute sleep(self.poke_interval) ValueError: sleep length must
> be non-negative{noformat}
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