Implement require_hash in the get method of Jupytext's content manager

[mwouts]

Will close #1165

TODO:

• Find out how to properly combine two hashes
• Don't add a require_hash argument if the original contents manager does not have one
• Add a test against jupyter_server==2.10.x

[github-actions]

Thank you for making this pull request.

Did you know? You can try it on Binder: or .

Also, the version of Jupytext developed in this PR can be installed with pip:

HATCH_BUILD_HOOKS_ENABLE=true pip install git+https://github.com/mwouts/jupytext.git@implement_require_hash

(this requires nodejs, see more at Developing Jupytext)

[codecov]

Codecov Report

Attention: Patch coverage is 96.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 97.02%. Comparing base (f2e1b9d) to head (22a307e).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
src/jupytext/contentsmanager.py	96.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1202      +/-   ##
==========================================
- Coverage   97.03%   97.02%   -0.01%     
==========================================
  Files          29       29              
  Lines        4481     4501      +20     
==========================================
+ Hits         4348     4367      +19     
- Misses        133      134       +1     

Flag	Coverage Δ
external	74.94% <64.00%> (-0.16%)	⬇️
functional	88.35% <52.00%> (-0.18%)	⬇️
integration	77.27% <88.00%> (+0.03%)	⬆️
unit	66.45% <56.00%> (-0.08%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.