Update pipelines for PyGObject 3.51+

Author: rayluo

.github/workflows/python-package.yml

@@ -60,7 +60,24 @@ jobs:
       if: ${{ matrix.os == 'ubuntu-latest' && matrix.python-version != '2.7' }}
       run: |
         sudo apt update
-        sudo apt install python3-dev libgirepository1.0-dev libcairo2-dev gir1.2-secret-1 gnome-keyring
+        #sudo apt install python3-dev libgirepository1.0-dev libcairo2-dev gir1.2-secret-1 gnome-keyring
+
+        # girepository-2.0 becomes necessary since PyGobject 3.51 https://pygobject.gnome.org/changelog.html#pre-release
+        # Copilot said pkg-config and libgirepository1.0-dev which "should provide girepository-2.0"
+        # But it doesn't work for me.
+        #sudo apt install -y pkg-config libgirepository1.0-dev
+
+        # Derived from https://pygobject.gnome.org/getting_started.html#ubuntu-logo-ubuntu-debian-logo-debian
+        #   libgirepository-2.0-dev gcc libcairo2-dev pkg-config python3-dev gir1.2-gtk-4.0
+        # and the old setup:
+        #   python3-dev libgirepository1.0-dev libcairo2-dev gir1.2-secret-1 gnome-keyring
+        # I'm going with:
+        sudo apt install -y python3-dev libgirepository2.0-dev libcairo2-dev gir1.2-secret-1 gnome-keyring
+
+
+        # Install PyGObject and GTK dependencies
+        #sudo apt install python3-gi python3-gi-cairo gir1.2-gtk-3.0
+        #sudo apt install python3-gi python3-gi-cairo gir1.2-gtk-3.0 python3-dev python3-gi-cairo girepository-2.0
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip