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---

dataset_info:
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- config_name: PHP
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- config_name: Ruby
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- config_name: Rust
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- config_name: Shell
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- config_name: Swift
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- config_name: TypeScript
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configs:
- config_name: C
  data_files:
  - split: train
    path: C/train-*
- config_name: CSharp
  data_files:
  - split: train
    path: CSharp/train-*
- config_name: Cpp
  data_files:
  - split: train
    path: Cpp/train-*
- config_name: Go
  data_files:
  - split: train
    path: Go/train-*
- config_name: Java
  data_files:
  - split: train
    path: Java/train-*
- config_name: JavaScript
  data_files:
  - split: train
    path: JavaScript/train-*
- config_name: Markdown
  data_files:
  - split: train
    path: Markdown/train-*
- config_name: PHP
  data_files:
  - split: train
    path: PHP/train-*
- config_name: Python
  data_files:
  - split: train
    path: Python/train-*
- config_name: Ruby
  data_files:
  - split: train
    path: Ruby/train-*
- config_name: Rust
  data_files:
  - split: train
    path: Rust/train-*
- config_name: SQL
  data_files:
  - split: train
    path: SQL/train-*
- config_name: Shell
  data_files:
  - split: train
    path: Shell/train-*
- config_name: Swift
  data_files:
  - split: train
    path: Swift/train-*
- config_name: TypeScript
  data_files:
  - split: train
    path: TypeScript/train-*
language:
- ko
---


[HuggingFaceTB/stack-edu](https://huggingface.co/datasets/HuggingFaceTB/stack-edu) 에서 한국어가 포함된 데이터만 발췌

- 주석이나 소스코드 내부에 한국어가 포함된 경우
- 한국어로 작성된 문서(Markdown 등)

**특징**

- **한글이 5글자 이상** 들어있으면 한국어가 포함된 데이터라고 판단함
- 극소수지만 한국어가 아닌데 유니코드가 깨져서 우연히 한글이 검출된 경우도 있는 것 같음

  - [SmolLM2](HuggingFaceTB/SmolLM2-1.7B-Instruct) 토크나이저 기준 토큰 수 비교 (총 125B -> 4.1B, 마크다운 제외 시 2.1B)

| Language   | Stack-Edu (B tokens) | Stack-Edu-Ko (M tokens) |
|------------|----------------------|-------------------------|
| Python     | 21.8                 | 430.8                   |
| Cpp        | 16.0                 | 187.4                   |
| Markdown   | 14.0                 | 1990.9                  |
| C          | 11.1                 | 76.5                    |
| JavaScript | 11.1                 | 179.6                   |
| Java       | 42.1                 | 810.5                   |
| SQL        | 9.62                 | 240.1                   |
| PHP        | 9.07                 | 32.2                    |
| C-Sharp    | 8.87                 | 66.8                    |
| TypeScript | 3.03                 | 23.4                    |
| Shell      | 3.13                 | 8.5                     |
| Swift      | 1.83                 | 41.6                    |
| Go         | 1.80                 | 6.5                     |
| Rust       | 1.75                 | 5.2                     |
| Ruby       | 1.61                 | 4.2                     |



---

## Citation Information

```
@misc{allal2025smollm2smolgoesbig,
      title={SmolLM2: When Smol Goes Big -- Data-Centric Training of a Small Language Model}, 
      author={Loubna Ben Allal and Anton Lozhkov and Elie Bakouch and Gabriel Martín Blázquez and Guilherme Penedo and Lewis Tunstall and Andrés Marafioti and Hynek Kydlíček and Agustín Piqueres Lajarín and Vaibhav Srivastav and Joshua Lochner and Caleb Fahlgren and Xuan-Son Nguyen and Clémentine Fourrier and Ben Burtenshaw and Hugo Larcher and Haojun Zhao and Cyril Zakka and Mathieu Morlon and Colin Raffel and Leandro von Werra and Thomas Wolf},
      year={2025},
      eprint={2502.02737},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2502.02737}, 
}
```