---
language:
- en
---

A cleaned version of [the stack](https://huggingface.co/datasets/Zyphra/Zyda/tree/main/data/zyda_starcoder/zyda_starcoder-languages).

- Based on the language distribution in the original data, only the following high-resource programming languages are retained: java, javascript, php, python, c-sharp, typescript, c, cpp, go, html, ruby, kotlin, shell, rust. Non-conventional programming languages such as markdown and json are removed. 

- All non-English files are removed.

- Low-quality files are heuristically removed.

This version has also been decontaminated with respect to the following benchmarks based on n-gram overlap:

- GLUE (dev set of SST-2, CoLA, QQP, WNLI, RTE, QNLI, MNLI; test set of MPRC)
- SIQA, PIQA, QASC, CSQA, HellaSWAG (all dev set)
- CONLL 2003
- BLIMP
- [MAIN](https://main.leibniz-zas.de/en/main-materials/main-materials/)
- BoolQ (dev set)
- WinoGrande (dev set)
- ANLI (test set)
- ARC easy and challenge (test set)
- RACE middle and high (test set)
- MMLU (dev, val, and test sets)
- MATH, GSM8K (test set)
- HumanEval (test set)
- MBPP (all 974 questions)
- GPQA (diamond)

### Dataset Statistics

Number of samples: 94,940,432.

Size of downloaded parquet files: 142G.