# Track B: quick clarification regarding train/test folders in the runtime repo

**URL:** <https://community.drivendata.org/t/track-b-quick-clarification-regarding-train-test-folders-in-the-runtime-repo/8374>\
**Category:** PETs Prize Challenge\
**Created:** [January 4, 2023, 9:08am UTC](https://community.drivendata.org/t/track-b-quick-clarification-regarding-train-test-folders-in-the-runtime-repo/8374 "2023-01-04T09:08:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![kzliu](https://avatars.discourse-cdn.com/v4/letter/k/d07c76/32.png) [@kzliu](https://community.drivendata.org/u/kzliu)\
**Post date:** [January 4, 2023, 9:08am UTC](https://community.drivendata.org/t/track-b-quick-clarification-regarding-train-test-folders-in-the-runtime-repo/8374/1 "2023-01-04T09:08:00Z")

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Hi PETs challenge organizers,

For Track B (pandemic forecasting), since the train/test split is split on days and the learning task is to predict individual’s state in the final week (first 56 days for training and last 7 days for testing), does it mean that for a particular `scenarioXX/` in the runtime data folder, the `train/` and `test/` subfolders have exactly the same set of clients (partitions), and each client has (mostly) the same set of CSV files with same content (e.g. persons\_df / household\_df)?

Please let me know if I missed something, thanks!

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**Author:** ![jayqi](https://yyz2.discourse-cdn.com/flex028/user_avatar/community.drivendata.org/jayqi/32/924_2.png) [@jayqi](https://community.drivendata.org/u/jayqi)\
**Post date:** [January 4, 2023, 8:47pm UTC](https://community.drivendata.org/t/track-b-quick-clarification-regarding-train-test-folders-in-the-runtime-repo/8374/2 "2023-01-04T20:47:28Z")

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Hi @kzliu,

That is correct—most of the files are the same between `train` and `test` for the pandemic forecasting track. You can take a look at the `pandemic-partitioning-example.ipynb` on the data download page. This notebook shows some examples of how the files are produced and includes some additional explanation.
