Drop pyside2 and conda-incubator/setup-miniconda@v3

.github/workflows/ci.yml

@@ -14,46 +14,27 @@ jobs:
       matrix:
         os: [macos-latest, ubuntu-latest, windows-latest]
         python-version: ['3.9']
-        PYTEST_QT_API: [pyqt5, pyside2]
+        PYTEST_QT_API: [pyqt5]
 
     steps:
     - uses: actions/checkout@v2
       with:
         submodules: true
 
-    - uses: conda-incubator/setup-miniconda@v3
+    - uses: actions/setup-python@v5
       with:
-        auto-update-conda: true
         python-version: ${{ matrix.python-version }}
 
-    # - name: Install system dependencies
-    #   shell: bash -l {0}
-    #   run: |
-    #     if [ "${{ matrix.os }}" = "ubuntu-latest" ]; then
-    #       sudo apt-get install -y coreutils
-    #       sudo apt-get install -y xvfb herbstluftwm
-    #     elif [ "${{ matrix.os }}" = "macos-latest" ]; then
-    #       brew install coreutils
-    #       brew install --cask xquartz
-    #     fi
-
     - name: Set up Python
       shell: bash -l {0}
       run: |
-        conda install -q -y python=${{ matrix.python-version }}
         which python
         python --version
         pip --version
 
     - name: Install dependencies
       shell: bash -l {0}
       run: |
-        if [ "${{ matrix.PYTEST_QT_API }}" = "pyside2" ]; then
-          conda install -q -y pyside2 -c conda-forge
-        # should be installed via pip
-        # else
-        #   conda install -q -y pyqt=5
-        fi
         pip install -r requirements-dev.txt
 
     - name: Install main