use python 3.7

.github/scripts/python.sh

@@ -59,7 +59,7 @@ PATH=$PATH:$($PYTHON -c "import site; print(site.USER_BASE)")/bin
 
 BUILD_PYBIND="ON"
 
-sudo $PYTHON -m pip install -r $GITHUB_WORKSPACE/python/requirements.txt
+$PYTHON -m pip install -r $GITHUB_WORKSPACE/python/requirements.txt
 
 mkdir $GITHUB_WORKSPACE/build
 cd $GITHUB_WORKSPACE/build

.github/workflows/build-python.yml

@@ -27,7 +27,7 @@ jobs:
         ]
 
         build_type: [Debug, Release]
-        python_version: [3]
+        python_version: [3.7]
         include:
           - name: ubuntu-18.04-gcc-5
             os: ubuntu-18.04
@@ -44,14 +44,6 @@ jobs:
             compiler: clang
             version: "9"
 
-          # NOTE temporarily added this as it is a required check.
-          - name: ubuntu-18.04-clang-9
-            os: ubuntu-18.04
-            compiler: clang
-            version: "9"
-            build_type: Debug
-            python_version: "3"
-
           - name: macOS-11-xcode-13.4.1
             os: macOS-11
             compiler: xcode
@@ -65,7 +57,11 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.7'
       - name: Install (Linux)
         if: runner.os == 'Linux'
         run: |