another attempt

.github/workflows/build_and_test.yml

@@ -126,8 +126,6 @@ jobs:
       run: pip install -U pip wheel
     - name: Install poetry
       run: pip install poetry
-    - name: Install extension
-      run: for w in `find wheelhouse/ -type f -name "*.whl"` ; do poetry install $w ; done
     - name: Install docs dependencies
       run: |
         cd docs && bash ./install.sh