# [Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=h1) Report > Merging > [#3947](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=desc) > into > [master](https://codecov.io/gh/apache/incubator-airflow/commit/27a8a92f5d51843681fa4b74197781fdbea6a8be?src=pr&el=desc) > will **increase** coverage by `<.01%`. > The diff coverage is `n/a`.
[](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=tree) ```diff @@ Coverage Diff @@ ## master #3947 +/- ## ========================================== + Coverage 74.9% 74.91% +<.01% ========================================== Files 200 200 Lines 15974 15974 ========================================== + Hits 11966 11967 +1 + Misses 4008 4007 -1 ``` | [Impacted Files](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=tree) | Coverage Δ | | |---|---|---| | [airflow/configuration.py](https://codecov.io/gh/apache/incubator-airflow/pull/3947/diff?src=pr&el=tree#diff-YWlyZmxvdy9jb25maWd1cmF0aW9uLnB5) | `89.25% <0%> (+0.37%)` | :arrow_up: | ------ [Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=continue). > **Legend** - [Click here to learn > more](https://docs.codecov.io/docs/codecov-delta) > `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data` > Powered by > [Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=footer). > Last update > [27a8a92...08680eb](https://codecov.io/gh/apache/incubator-airflow/pull/3947?src=pr&el=lastupdated). > Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments). [ Full content available at: https://github.com/apache/incubator-airflow/pull/3947 ] This message was relayed via gitbox.apache.org for [email protected]
