license:cc-by-2.0 region:us
This dataset contains Wikipedia articles of 419 selected pages from 2017 to 2022. The articles are arraged by month. Access the specific month by using the format "YYYY-MM" as config. Such as load_dataset("RealTimeData/wikitext_alltime", "2021-1").
@misc{li2023estimating,
      title={Estimating Contamination via Perplexity: Quantifying Memorisation in Language Model Evaluation}, 
      author={Yucheng Li},
      year={2023},
      eprint={2309.10677},
      archivePrefix={arXiv},
      primaryClass={cs.CL}
}
---
license: cc-by-2.0
---

# Wikipedia for All Times

You could find the history of 419 selected Wikipedia pages for every month between 2017 to 2022.

Use this to download the historical version of Wikipedia articles in a specific month:
```
ds = datasets.load_dataset('RealTimeData/wikitext_alltime', '2017-8')
```

The time stamp follows the format of "YYYY-MM".