数据集要解压到gz还是wav格式，我解压到gz说识别不了，大家有这个问题吗？

**Summary[问题简述（一句话）]**
A clear and concise description of what the issue is.

**Env & To Reproduce[复现与环境]**
描述你用的环境、代码版本、模型

**Screenshots[截图（如有）]**
If applicable, add screenshots to help

No file, test, model, or entry point is named. Start by collecting the environment, code version, model, and reproduction details requested in the issue template, then locate the dataset-loading entry point and determine whether it expects .gz or .wav input. Done means a reproducible case and a confirmed expected format or fix.

Written by the indexing model from the issue text.