Record metrics

[codecov[bot]]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (ddfe488) 99.90% compared to head (31b0ae8) 99.90%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #41 +/- ## ======================================= Coverage 99.90% 99.90% ======================================= Files 56 56 Lines 7026 7037 +11 ======================================= + Hits 7019 7030 +11 Misses 7 7 ``` | Flag | Coverage Δ | | |---|---|---| | | `99.90% <100.00%> (+<0.01%)` | :arrow_up: | | ubuntu-latest | `99.90% <100.00%> (+<0.01%)` | :arrow_up: | | unittest | `99.90% <100.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=VowpalWabbit#carryforward-flags-in-the-pull-request-comment) to find out more. | [Impacted Files](https://app.codecov.io/gh/VowpalWabbit/coba/pull/41?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=VowpalWabbit) | Coverage Δ | | |---|---|---| | [coba/evaluators/online.py](https://app.codecov.io/gh/VowpalWabbit/coba/pull/41?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=VowpalWabbit#diff-Y29iYS9ldmFsdWF0b3JzL29ubGluZS5weQ==) | `100.00% <100.00%> (ø)` | | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/VowpalWabbit/coba/pull/41/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=VowpalWabbit)

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