Fix and enable tests on python 3.12

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 99.08%. Comparing base (f7d4cf4) to head (d48c336).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #184 +/- ## ======================================= Coverage 99.08% 99.08% ======================================= Files 1 1 Lines 435 435 ======================================= Hits 431 431 Misses 4 4 ```

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[raimon49]

Thanks!