python version changed in action

.github/workflows/pythonpackage.yml

@@ -10,7 +10,7 @@ jobs:
       max-parallel: 4
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
     - uses: actions/checkout@v1
@@ -34,7 +34,7 @@ jobs:
       run: |
         pip install pytest coverage
         coverage run --source smote_variants -m pytest tests/*
-    
+
     - name: CodeCov
       uses: codecov/codecov-action@v3
       with:
@@ -51,7 +51,7 @@ jobs:
     #  uses: ewjoachim/python-coverage-comment-action@v2
     #  with:
     #    GITHUB_TOKEN: ${{ github.token }}
-    
+
     #- name: Store Pull Request comment to be posted
     #  uses: actions/upload-artifact@v2
     #  if: steps.coverage_comment.outputs.COMMENT_FILE_WRITTEN == 'true'