[Enhance] beautify the print result of the registry

[Eiuyc]

Thanks for your contribution and we appreciate it a lot. The following instructions would make your pull request more healthy and more easily get feedback. If you do not understand some items, don't worry, just make the pull request and seek help from maintainers.

Motivation

For better debug usages

Modification

• requirements/runtime.txt
  • add tabulate requirement
• mmengine\registry\registry.py
  • use tabulate to format the repr str
• tests\test_registry\test_registry.py
  • modify the repr test

Checklist

1. Pre-commit or other linting tools are used to fix the potential lint issues.
2. The modification is covered by complete unit tests. If not, please add more unit test to ensure the correctness.
3. If the modification has potential influence on downstream projects, this PR should be tested with downstream projects, like MMDet or MMCls.
4. The documentation has been modified accordingly, like docstring or example tutorials.

[zhouzaida]

Hi @Eiuyc , thanks for your contribution. This result is beautiful.

[Eiuyc]

Hi @Eiuyc , thanks for your contribution. This result is beautiful.

Thank you! I'm happy to hear that.

[ZwwWayne]

Overall, this PR looks good to me, and the printed results are pretty.

[Eiuyc]

Hi, the code has been updated, please review.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (main@c712070). Click here to learn what that means.
Patch has no changes to coverable lines.

❗ Current head 2570cde differs from pull request most recent head cce27ed. Consider uploading reports for the commit cce27ed to get more accurate results

Additional details and impacted files

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Flag	Coverage Δ
unittests	77.92% <0.00%> (?)

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[zhouzaida]

Hi, the code has been updated, please review.

Look good to me. Thanks for your contribution.

[HAOCHENYE]

Approved!!!

[jason102811]

Hi @Eiuyc ！First of all, we want to express our gratitude for your significant PR in the MMEngine . Your contribution is highly appreciated, and we are grateful for your efforts in helping improve this open-source project during your personal time. We believe that many developers will benefit from your PR.

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Thank you again for your contribution❤