updated python to 3.12

Author: solodov

.github/workflows/pylint.yml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v1
         with:
-          python-version: '3.10'
+          python-version: '3.12'
           architecture: 'x64'
       - name: Install Pylint
         run: |

.github/workflows/pythonpackage.yml

@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: '3.9'
+          python-version: '3.12'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
@@ -62,6 +62,6 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: '3.9'
+          python-version: '3.12'
       - name: Doc check
         run: dev_tools/nbfmt