Fix caching and analysis

Author: etpeterson

.github/workflows/analysis.yml

@@ -28,7 +28,6 @@ jobs:
         run: |
           python -m venv .venv
           source .venv/bin/activate
-          python -m pip install --upgrade pip
           python -m pip install -r requirements.txt
           python -m pip install pytest
           echo "$VIRTUAL_ENV/bin" >> $GITHUB_PATH
@@ -71,11 +70,11 @@ jobs:
         run: |
           python -m venv .venv
           source .venv/bin/activate
-          python -m pip install --upgrade pip
           python -m pip install -r requirements.txt
           python -m pip install pytest
       - name: Generate fitting data
         run: |
+          source .venv/bin/activate
           python -m pytest -m slow --selectAlgorithm ${{ matrix.algorithm }} --saveFileName test_output_${{ matrix.algorithm }}_${{ matrix.SNR }}.csv --SNR ${{ matrix.SNR }} --fitCount 300 --saveDurationFileName test_duration_${{ matrix.algorithm }}_${{ matrix.SNR }}.csv
       - name: Upload raw data
         uses: actions/upload-artifact@v3