python-ci cython fix

Author: PatBall1

.github/workflows/python-ci.yml

@@ -37,11 +37,12 @@ jobs:
         sudo apt install -yqq libgdal-dev gdal-bin python3-pip git python3-opencv
         export CPLUS_INCLUDE_PATH=/usr/include/gdal
         export C_INCLUDE_PATH=/usr/include/gdal
-        pip3 install wheel cython
-        pip3 install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cpu \
+        python -m pip install --upgrade pip wheel cython
+        python -m pip install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cpu \
         opencv-python wandb sphinx
-        pip3 install 'git+https://github.com/philferriere/cocoapi.git#subdirectory=PythonAPI'
-        pip3 install --no-build-isolation 'git+https://github.com/facebookresearch/detectron2.git'
+        python -m pip install cython
+        python -m pip install 'git+https://github.com/philferriere/cocoapi.git#subdirectory=PythonAPI'
+        python -m pip install --no-build-isolation 'git+https://github.com/facebookresearch/detectron2.git'
     - name: Show GDAL version installed via apt
       run: |
         gdalinfo --version