[API Compatibility] Add lazy import and other aliases for paddle.utils.data

[algorithm1832]

PR Category

User Experience

PR Types

Improvements

Description

• Add import logic for paddle.utils.data to avoid circular import
• Add error test
• Add alias for Sampler, SequenceSampler, Subset, get_worker_info, random_split, default_collate_fn. Some imports are not used so noqa is added
• Add corresponding tests

See Also: #77391
See Also: #77275

Used AI Studio

---

目前支持如下方式导入（和torch对齐）：

import paddle.utils.data
paddle.utils.data.Dataset

from paddle.utils.data import Dataset
Dataset

import paddle
paddle.utils.data.Dataset

import paddle.utils
paddle.utils.data.DatasetDataset

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[zhwesky2010]

迁移更多API到paddle.utils.data里面来，同时在test/legacy_test/test_paddle_io_alias.py添加更多测试，这个测试改个名字吧。改成test_paddle_utils_data.py，另外覆盖率没过。

[codecov-commenter]

Codecov Report

❌ Patch coverage is 42.85714% with 4 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (develop@d5a87b6). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
python/paddle/utils/__init__.py	42.85%	4 Missing ⚠️

❌ Your patch status has failed because the patch coverage (42.85%) is below the target coverage (90.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##             develop   #77451   +/-   ##
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  Coverage           ?   42.85%           
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  Files              ?        1           
  Lines              ?        7           
  Branches           ?        0           
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  Hits               ?        3           
  Misses             ?        4           
  Partials           ?        0           

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[zhwesky2010]

1. 覆盖率没过
2. 在PaConvert上测试下这些API是否已实现『用法完全一致』，目前解决了调用路径问题。如果还有其他兼容问题，需继续修改原API。最终目标还是通过PaConvert测试