Adds a bound on pydantic to exclude incompatible versions in the compat test.

[tvalentyn]

fixes: #30852

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[damccorm]

It looks like other suites are failing, do we need the same change for those? https://github.com/apache/beam/actions/runs/8562842465/job/23466866257?pr=30863

[tvalentyn]

Yes, we need to help dependency resolver to set correct constraints, taking a look. Those suites have a slightly different error:

4361 2024-04-05T00:36:50.9531130Z pip 24.0 from /runner/_work/beam/beam/sdks/python/test-suites/tox/py38/build/srcs/sdks/python/target/.tox-py38-TFHubEmbeddings-015/py38-TFHubEmbeddings-015/lib/python3.8/site-packages/pip (python 3.8)
4362 2024-04-05T00:36:51.0529237Z py38-TFHubEmbeddings-015: commands_pre[2]> pip check
4363 2024-04-05T00:36:52.5529107Z tensorflow 2.13.1 has requirement typing-extensions<4.6.0,>=3.6.6, but you have typing-extensions 4.11.0rc1.
4364 2024-04-05T00:36:52.5531012Z py38-TFHubEmbeddings-015: exit 1 (1.55 seconds) /runner/_work/beam/beam/sdks/python/test-suites/tox/py38/build/srcs/sdks/python> pip check pid=62176

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.53%. Comparing base (0d41168) to head (8145503).
Report is 65 commits behind head on master.

Additional details and impacted files

@@              Coverage Diff              @@
##             master   #30863       +/-   ##
=============================================
+ Coverage     56.86%   71.53%   +14.67%     
  Complexity     1485     1485               
=============================================
  Files           501      905      +404     
  Lines         46219   113065    +66846     
  Branches       1076     1076               
=============================================
+ Hits          26283    80884    +54601     
- Misses        17918    30163    +12245     
  Partials       2018     2018               

Flag	Coverage Δ
python	81.68% <ø> (?)

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[damccorm]

Thanks!

[Abacn]

Python Coverage PreCommit is fixed however https://github.com/apache/beam/actions/workflows/beam_PostCommit_Python_Dependency.yml?query=event%3Aschedule is still failing. Does the same fix applicable to there?

[tvalentyn]

sent #30907 , which might help.