marc hurabielle ef5e173d3a [ZEPPELIN-4089] handle ipython kernel crash ... ### What is this PR for? The pr is the last fix of the `ZEPPELIN-4089` It will aims to notify user when ipython kernel crash. Indeed, right now, execution will be stuck forever when ipython kernel crash. ### What type of PR is it? Bug Fix ### Todos * [x] - logic to check kernel status * [ ] - decide what to do when we spot the failure * [x] - test ### What is the Jira issue? https://issues.apache.org/jira/browse/ZEPPELIN-4089 ### How should this be tested? * First time? Setup Travis CI as described on https://zeppelin.apache.org/contribution/contributions.html#continuous-integration * Strongly recommended: add automated unit tests for any new or changed behavior * Outline any manual steps to test the PR here. ### Screenshots (if appropriate) ### Questions: * Does the licenses files need update? no * Is there breaking changes for older versions? no * Does this needs documentation? no Author: marc hurabielle <marc.hurabielle@gmail.com> Closes #3339 from AyWa/fix/kernel-crash and squashes the following commits: 6f4910c67 [marc hurabielle] fix lint 73424d17d [marc hurabielle] Revert "example for kernel die and request stuck" f37d5f95d [marc hurabielle] add test for kernel die c9ec0335c [marc hurabielle] example for kernel die and request stuck 5fe84dfef [marc hurabielle] handle kernel crash		2019-03-26 19:32:05 +08:00
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main	[ZEPPELIN-4089] handle ipython kernel crash	2019-03-26 19:32:05 +08:00
test	[ZEPPELIN-4089] handle ipython kernel crash	2019-03-26 19:32:05 +08:00