WIP github actions

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

@@ -0,0 +1,67 @@
+name: Python Package using Conda
+
+on: [push]
+
+jobs:
+  build-linux:
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 5
+
+    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:
+        # Increase this value to reset cache if etc/example-environment.yml has not changed
+        CACHE_NUMBER: 1
+      with:
+        path: ~/conda_pkgs_dir
+        key: ${{ runner.os }}-${{ matrix.python-version }}-conda-${{ env.CACHE_NUMBER }}-${{ hashFiles( matrix.envfile ) }}
+    - name: Install Conda env
+      uses: conda-incubator/setup-miniconda@v2
+      with:
+        auto-update-conda: true
+        python-version: ${{ matrix.python-version }}
+        add-pip-as-python-dependency: true
+        auto-activate-base: false
+        activate-environment: madmom
+        # channel-priority: ${{ matrix.channel-priority }}
+        environment-file: environment.yml
+        use-only-tar-bz2: true # IMPORTANT: 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 .[tests]
+        pip install pytest pytest-cov coverage pytest-flake8 'flake8<4'
+    - 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