Add support for Python 3.13

[jesper-friis]

Description

Add support for Python 3.13.

Type of change

• Bug fix and code cleanup
• New feature
• Documentation update
• Testing

Checklist for the reviewer

This checklist should be used as a help for the reviewer.

• Is the change limited to one issue?
• Does this PR close the issue?
• Is the code easy to read and understand?
• Do all new feature have an accompanying new test?
• Has the documentation been updated as necessary?
• Is the code properly tested?

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.35%. Comparing base (e4b5c20) to head (15f1388).

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #266      +/-   ##
==========================================
- Coverage   79.39%   78.35%   -1.04%     
==========================================
  Files          18       17       -1     
  Lines        1742     1737       -5     
==========================================
- Hits         1383     1361      -22     
- Misses        359      376      +17     

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[francescalb]

Suggested change

	addopts = "-rs --cov=tripper --cov-report=term --doctest-modules --ignore=examples --ignore=tripper"
	addopts = "-rs --cov=tripper --cov-report=term --doctest-modules --ignore=examples"

I also do not like ignoring of examples, but tripper which is our code-base should definitely not be ignored.

[jesper-friis]

I also do not like ignoring of examples, but tripper which is our code-base should definitely not be ignored.

Replaced it with new --doctest-ignore-import-errors