fix GHA

Author: dlenski

.github/workflows/test_and_release.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.x']
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.x"]
 
     steps:
     - uses: actions/checkout@v3
@@ -29,15 +29,16 @@ jobs:
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Lint with flake8
       run: |
+        # ignore F824 ("`global X` is unused: name is never assigned in scope") because I disagree with it
         # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        flake8 . --count --select=E9,F63,F7,F82 --ignore=F824 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+        flake8 . --ignore=F824 --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Build
       run: |
         python setup.py sdist
     - name: Store distribution packages
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: dist
         path: dist/
@@ -48,7 +49,7 @@ jobs:
     needs: build
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.x']
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.x"]
 
     steps:
     - uses: actions/checkout@v3
@@ -87,7 +88,7 @@ jobs:
      id-token: write
     steps:
     - name: Download distribution packages
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
       with:
         name: dist
         path: dist/