enable matrix

.github/workflows/python-package-conda.yml

@@ -5,33 +5,28 @@ on: [push]
 jobs:
   build-linux:
     runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        shell: bash -l {0}
+
     strategy:
       max-parallel: 5
+      fail-fast: false
+      matrix:
+        python-version: [ "3.7", "3.8", "3.9", "3.10" ]
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python 3.10
-      uses: actions/setup-python@v2
-      with:
-        python-version: "3.10"
-#    - name: Install OS dependencies
-#      shell: bash -l {0}
-#      run: |
-#        # get a working ffmpeg
-#        sudo wget -O ffmpeg.tar.gz https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-amd64-static.tar.xz
-#        sudo mkdir ffmpeg
-#        sudo tar xvf ffmpeg.tar.gz -C ffmpeg --strip-components=1
-#        sudo cp ffmpeg/ffmpeg ffmpeg/ffprobe /usr/bin/
-#        # install system libraries
-#        sudo apt-get update -yy
-#        sudo apt-get install -yy libfftw3-dev
+
     - name: Cache conda
       uses: actions/cache@v2
       env:
         CACHE_NUMBER: 1  # increment this value to reset cache if environment.yml has not changed
       with:
         path: ~/conda_pkgs_dir
         key: ${{ runner.os }}-${{ matrix.python-version }}-conda-${{ env.CACHE_NUMBER }}
+
     - name: Install Conda env
       uses: conda-incubator/setup-miniconda@v2
       with:
@@ -42,24 +37,24 @@ jobs:
         activate-environment: madmom
         environment-file: environment.yml
         use-only-tar-bz2: true  # this needs to be set for caching to work properly
+
     - name: Conda info
-      shell: bash -l {0}
       run: |
         conda info -a
         conda list
+
     - name: Install madmom
-      shell: bash -l {0}
       run: |
         pip install -e .
         git submodule update --init --remote
+
     - name: Lint with flake8
-      shell: bash -l {0}
       run: |
         # stop the build if there are Python syntax errors or undefined names
         flake8 . --count --exit-zero --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
     - name: Test with pytest
-      shell: bash -l {0}
       run: |
         pytest --cov --doctest-ignore-import-errors madmom tests