The goal is for the tests to cover all lines of code. Generate a coverage report with: pytest --cov --cov-report=annotate:cov annotate If you are checking for coverage of a specific module, you can specify it like this: pytest --cov=your module name --cov-report=annotate:cov annotate You can also specify specific tests to run, for example: pytest tests/test your module.py --cov=your module name --cov-report=annotate:cov annotate Open the cov annotate directory to view the annotated source code. There will be one file per source file. If a file has 100% source coverage, it means all lines are…