Update testcode as suggested #1978

Job	Run time
Shellcheck	5s
Prepare	51s
Dependency	3s
Ruff check and force	7s
Check commit	46s
Create pytest cache for Python 3.13	5s
Run pytest using Python 3.13	25s
Process test coverage	10s
Run mypy	7s
Build and publish Python 🐍 distributions 📦 to TestPyPI	27s
Process test complexity	7s
	3m 13s

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