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[tune] Correctly validate nested metrics #14375

Merged
merged 2 commits into from Feb 26, 2021
Merged

[tune] Correctly validate nested metrics #14375

merged 2 commits into from Feb 26, 2021

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ghost
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@ghost ghost commented Feb 26, 2021

Why are these changes needed?

In tune,

Before:

  • Nested metrics couldn't pass validation process, since the nested result was used to validate metrics

After:

  • Flattened result is used to validate metrics

Related issue number

Closes #14374

Checks

  • I've run scripts/format.sh to lint the changes in this PR.
  • I've included any doc changes needed for https://docs.ray.io/en/master/.
  • I've made sure the tests are passing. Note that there might be a few flaky tests, see the recent failures at https://flakey-tests.ray.io/
  • Testing Strategy
    • Unit tests
    • Release tests
    • This PR is not tested :(

Before:
- Nested metrics couldn't pass validation process, since the nested result was used to validate metrics

After:
- Flattened result is used to validate metrics
@richardliaw
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thanks @RaphaelCS ! cc @krfricke could you take a look?

@ghost ghost mentioned this pull request Feb 26, 2021
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@krfricke krfricke left a comment

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Looks good! Thanks for this contribution.

One test failed, but I updated it and pushed to the PR. Once the tests pass I'm happy to merge

@krfricke krfricke merged commit 8cedd16 into ray-project:master Feb 26, 2021
@ghost ghost deleted the nested_metric branch February 26, 2021 14:37
@ghost
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ghost commented Feb 26, 2021

Thanks a lot!

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[tune] Cannot optimize a metric nested in result
2 participants