call pip command for testing

Author: aysim319

.github/workflows/python-ci.yml

@@ -55,7 +55,7 @@ jobs:
       - name: Install testing dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pylint pytest pydocstyle wheel
+          pip install -e '.[dev]'
       - name: Install
         run: |
           make install-ci