pytest-cov used for?pytest-cov is a plugin for pytest that measures how much of your code is tested by your tests. It shows which parts of the code were run and which were missed.
pytest-cov?You install it using pip with the command: pip install pytest-cov. This adds coverage support to your pytest tests.
Use pytest --cov=your_package to run tests and see coverage in the terminal. Replace your_package with your code folder or module name.
pytest-cov?Add --cov-report=html to your pytest command. For example: pytest --cov=your_package --cov-report=html. This creates a folder htmlcov with a detailed report you can open in a browser.
Coverage helps you see which parts of your code are tested and which are not. This helps find missing tests and improve code quality by making sure important parts are checked.
pytest-cov measure?pytest-cov measures code coverage, which is how much of your code is run when tests execute.
pytest-cov?The correct command is pip install pytest-cov to add the coverage plugin for pytest.
app?Use pytest --cov=app to run tests and measure coverage for the app package.
--cov-report=html do?This option creates a detailed HTML report showing coverage results in a browser-friendly format.
Checking coverage helps identify code that has no tests, so you can add tests and improve quality.