add codecov

Author: Laure-di

.github/workflows/pytest-cov.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Install dependencies and library
         run: poetry install
       - name: Run tests with coverage
-        run: pytest --cov=${{ matrix.lib }} --junitxml=${{ matrix.lib }}-junit.xml -o junit_family=legacy
+        run: poetry run pytest --cov=${{ matrix.lib }} --junitxml=${{ matrix.lib }}-junit.xml -o junit_family=legacy
       - name: List coverage reports
         run: ls -l ./coverage-*.xml
       - name: Upload test results to Codecov