Update ci

.github/workflows/python-test.yml

@@ -17,11 +17,28 @@ jobs:
         python-version: ["2.7", "3.11"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
+      if: matrix.python-version == '3.11'
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
+
+    - name: Set up Python 2.7
+      if: matrix.python-version == '2.7'
+      run: |
+        sudo apt update
+        sudo apt install python2 python-pip
+        sudo update-alternatives --install /usr/bin/python python /usr/bin/python2 1
+        sudo update-alternatives --install /usr/bin/python python /usr/bin/python3 2
+        printf '1\n' | sudo update-alternatives --config python
+        cd /usr/bin
+        sudo ln -s /usr/bin/pip2 ./pip
+
+    - name: Upgrade pip
+      run: |
+        pip install --upgrade pip setuptools wheel
+
     - name: Install dependencies
       run: |
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi