---
license: other
tags: [fim, code, rust, reth, fill-in-the-middle]
---
# reth FIM dataset
AST-mined Fill-in-the-Middle samples from the [reth](https://github.com/paradigmxyz/reth) Rust codebase.
File-level 98/2 split (no file in both). `reth_train.jsonl` (46,769) / `reth_test.jsonl` (870).
Each line: `{filePath, prefix, middle, suffix, nodeType}`. Used to train
[deepseek-coder-6.7b-fim-reth-v1](https://huggingface.co/viplismism/deepseek-coder-6.7b-fim-reth-v1).