Exposes the same interface to import JSON or VOTable

[jeandet]

This is necessary to implement import/export of votables on GUI side.

[codecov]

Codecov Report

Attention: Patch coverage is 76.92308% with 9 lines in your changes missing coverage. Please review.

Project coverage is 99.51%. Comparing base (61e03dd) to head (04a201d).
Report is 4 commits behind head on main.

❗ Current head 04a201d differs from pull request most recent head 56363b0

Please upload reports for the commit 56363b0 to get more accurate results.

Files	Patch %	Lines
tscat/import_export.py	64.00%	9 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##              main      #59      +/-   ##
===========================================
- Coverage   100.00%   99.51%   -0.49%     
===========================================
  Files           14       14              
  Lines         1836     1858      +22     
===========================================
+ Hits          1836     1849      +13     
- Misses           0        9       +9     

Flag	Coverage Δ
unittests	99.51% <76.92%> (-0.49%)	⬇️

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[sonarqubecloud]

Quality Gate passed

Issues
4 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud