modelscope / modelscope/ms-swift
如何重构dataset的默认getitem函数
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Description
Checklist / 检查清单
- I have searched existing issues, and this is a new question or discussion topic. / 我已经搜索过现有的 issues，确认这是一个新的问题与讨论。
Question Description / 问题描述
由于业务限制，需要重写swift里默认dataset中对图片url的实时下载方式，由hf公共下载方式改为私有下载方式，然后再执行cli命令
应当如何实现？
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
The issue names no file, test, or entry point. Start by locating the default dataset getitem implementation and the CLI path that consumes it, then trace how image URLs are downloaded. Done means the requested CLI command can load images through the private download method, with a reproducible usage example or test.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- data, machine-learning
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100