🚧 GitHub Actions: Avoid compiling OpenCV and NumPy on Python 3.6

.github/workflows/test.yml

@@ -33,6 +33,11 @@ jobs:
 
       - name: Update pip
         run: python3 -m pip install -U pip
+      - name: Avoid compiling OpenCV and NumPy on Python 3.6
+        run: |
+          if python3 --version | grep -q "Python 3.6"; then
+             pip install --prefer-binary -U opencv-python-headless numpy
+          fi
       - name: Install requirements*.txt
         run: |
           for requirements_txt in requirements*.txt; do