Refactor/wandb logger callback

[schmidt-ai]

Closes #17913.

[schmidt-ai]

@awaelchli wdyt of this PR?

[stale]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed in 7 days if no further activity occurs. If you need further help see our docs: https://lightning.ai/docs/pytorch/latest/generated/CONTRIBUTING.html#pull-request or ask the assistance of a core contributor here or on Discord. Thank you for your contributions.

[codecov]

Codecov Report

Merging #18253 (1f84632) into master (49caddd) will decrease coverage by 36%.
The diff coverage is 100%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #18253      +/-   ##
==========================================
- Coverage      84%      47%     -36%     
==========================================
  Files         443      435       -8     
  Lines       36162    36011     -151     
==========================================
- Hits        30268    17077   -13191     
- Misses       5894    18934   +13040     

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[jglaser]

is this still being worked on?

[schmidt-ai]

No, sorry; this fell off my radar... I think we just need test coverage? CC @awaelchli

[Borda]

closing as there has been no activity for 1+ year, but I would be happy to reopen it if you wish to continue in the future 🦩