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Fix exception causes all over the codebase #16706

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merged 1 commit into from Mar 9, 2020
Merged

Fix exception causes all over the codebase #16706

merged 1 commit into from Mar 9, 2020

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cool-RR
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@cool-RR cool-RR commented Mar 7, 2020 •
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PR Summary

PR Checklist

  • Has Pytest style unit tests
  • Code is Flake 8 compliant
  • New features are documented, with examples if plot related
  • Documentation is sphinx and numpydoc compliant
  • Added an entry to doc/users/next_whats_new/ if major new feature (follow instructions in README.rst there)
  • Documented in doc/api/api_changes.rst if API changed in a backward-incompatible way

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cool-RR commented Mar 8, 2020

@timhoffm Ready for review

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jklymak commented Mar 9, 2020

Maybe you could include a few words as to why we want to use this grammar?

@jklymak jklymak requested a review from timhoffm March 9, 2020 16:49
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cool-RR commented Mar 9, 2020

@jklymak This is the final part of #16684.

Basically this makes the right message appear between the two tracebacks.

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jklymak approved these changes Mar 9, 2020
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These all look fine to me. Would be nice if the test coverage was better, but don't expect you to write a bunch of tests that trigger exceptions...

@tacaswell tacaswell merged commit 266d797 into matplotlib:master Mar 9, 2020
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Thanks @cool-RR !

This was referenced Mar 9, 2020
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@QuLogic QuLogic added this to the v3.3.0 milestone Mar 10, 2020
This was referenced Jun 9, 2020
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This was referenced Jun 12, 2020
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cool-RR commented Jun 24, 2020

I just made a blog post about this change here: https://blog.ram.rachum.com/post/621791438475296768/improving-python-exception-chaining-with

@cool-RR cool-RR mentioned this pull request Feb 20, 2021
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@cool-RR cool-RR mentioned this pull request Mar 11, 2021
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@jklymak jklymak jklymak approved these changes

@timhoffm timhoffm Awaiting requested review from timhoffm

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