GitHub user szhem opened a pull request:
https://github.com/apache/spark/pull/17740
[SPARK-SPARK-20404][CORE] Using Option(name) instead of Some(name)
Using Option(name) instead of Some(name) to prevent runtime failures when
using accumulators created like the following
```
sparkContext.accumulator(0, null)
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/szhem/spark SPARK-20404-null-acc-names
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17740.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #17740
----
commit 9c6e4d685cebe034d12c085ae9f97f5187cec36b
Author: Sergey Zhemzhitsky <szhemzhit...@gmail.com>
Date: 2017-04-24T08:58:12Z
[SPARK-SPARK-20404][CORE] Using Option(name) instead of Some(name) when
creating accumulators to prevent failures at runtime when using null names
----
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