Use caching mechanism in actions/setup-python

Instead of trying to specify our own caching mechanism, we use the
github actions mechanism provided in actions/setup-python

Furthermore, do not specify the specific version of macOS, just use
'macos-latest'

Author: j9ac9k

.github/workflows/main.yml

@@ -23,6 +23,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: '3.x'
+        cache: pip
     - name: Install Build Dependencies
       run: |
         python -m pip install --upgrade doc2dash setuptools -r doc/requirements.txt 
@@ -54,7 +55,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-14]
+        os: [ubuntu-latest, windows-latest, macos-latest]
         qt-lib: [pyqt, pyside]
         python-version: ["3.10", "3.11", "3.12"]
         include:
@@ -77,7 +78,7 @@ jobs:
             qt-lib: "pyside"
             qt-version: "PySide6-Essentials"
         exclude:
-          - os: macos-14
+          - os: macos-latest
             python-version: "3.10"
             qt-lib: "pyside"
     steps:
@@ -86,21 +87,8 @@ jobs:
     - name: Setup Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
-        # Semantic version range syntax or exact version of a Python version
         python-version: ${{ matrix.python-version }}
         cache: pip
-    - name: Get pip cache dir
-      id: pip-cache
-      run: |
-        echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
-      shell: bash
-    - name: pip cache
-      uses: actions/cache@v4
-      with:
-        path: ${{ steps.pip-cache.outputs.dir }}
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-
     - name: "Install Windows-Mesa OpenGL DLL"
       if: runner.os == 'Windows'
       run: |
@@ -173,7 +161,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-14]
+        os: [ubuntu-latest, windows-latest, macos-latest]
         qt-lib: [pyqt, pyside]
         include:
           - qt-lib: pyqt
@@ -257,6 +245,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: '3.12'
+          cache: pip
       - name: Build Wheel
         run: |
           python -m pip install setuptools wheel
@@ -265,48 +254,29 @@ jobs:
   analyze:
     name: analyze
     runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
     steps:
     - name: Checkout repository
       uses: actions/checkout@v4
       with:
-        # We must fetch at least the immediate parents so that if this is
-        # a pull request then we can checkout the head.
         fetch-depth: 2
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
         python-version: '3.12'
+        cache: pip
     - name: Install Dependencies
       run: |
         python -m pip install PyQt5 numpy scipy
-    
-    # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
       with:
         languages: 'python'
-        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
-        # If you wish to specify custom queries, you can do so here or in a config file.
-        # By default, queries listed here will override any specified in a config file.
-        # Prefix the list here with "+" to use these queries and those in the config file.
         queries: +security-and-quality
-        setup-python-dependencies: false
-
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
       uses: github/codeql-action/autobuild@v3
-
-    # ℹ️ Command-line programs to run using the OS shell.
-    # 📚 https://git.io/JvXDl
-
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-
-    #- run: |
-    #   make bootstrap
-    #   make release
-
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v3