[Fix | Refactor] Fix preview loading and refactor hf datasets utils#1654
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Summary of ChangesHello, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request significantly improves the integration of the ModelScope Hub with the Hugging Face Highlights
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Code Review
This pull request introduces a significant and well-executed refactoring of the Hugging Face datasets utility to add a compatibility layer for script-based dataset loading with datasets>=4.0. The logic has been cleanly separated into new _compat.py and _module_factories.py modules, improving modularity. The changes also include performance improvements, such as using a shared HubApi instance, and various minor cleanups and bug fixes. Overall, this is a high-quality contribution. I have a couple of suggestions regarding configuration consistency.
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datasetslibrary compatibility: Introduced new modules (_compat.pyand_module_factories.py) to provide robust compatibility shims for different versions of thedatasetslibrary, particularly addressing changes in script-based dataset loading indatasetsversions 4.0 and above.HfFileSystem._opennow resolves actual file sizes, ensuring accurate data loading.hf_datasets_util.py.HfApimonkey-patches to utilize a sharedHubApiinstance and improved caching mechanisms for repository tree information, reducing redundant API calls and enhancing performance.