Use installed python

Author: Joseph-Edwards

.github/workflows/tests.yml

@@ -26,15 +26,16 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
+        id: install-py
         with:
           python-version: ${{ matrix.python_version }}
-          update-environment: false
           # cache: "pip"
       - name: "Python version . . ."
         run: |
           python3 -c "import sys; print(sys.version)"
           python3 --version
           python --version
+          ${{ steps.install-py.outputs.python-path }} --version
           pip --version
       - name: "Create micromamba environment"
         uses: mamba-org/setup-micromamba@v1