GitHub user tgroh opened a pull request:
https://github.com/apache/beam/pull/3579
[BEAM-2453] Perform a Multi-step combine in the DirectRunner
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This exercises the entire CombineFn lifecycle for simple combine fns,
expressed as a collection of DoFns.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tgroh/beam combiner_lifting_direct_runner
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/beam/pull/3579.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 #3579
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commit 522fa542eeeb7a698982ef42b4d3f77ef642f59e
Author: Thomas Groh <[email protected]>
Date: 2017-06-15T22:53:46Z
Perform a Multi-step combine in the DirectRunner
This exercises the entire CombineFn lifecycle for simple combine fns,
expressed as a collection of DoFns.
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