Merge branch 'main' into enum

Author: jsmariegaard

.github/workflows/full_test.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: ["3.9", "3.13"]      
+        python-version: ["3.10", "3.13"]      
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/notebooks_test.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: '3.9'    
+        python-version: '3.10'    
     - name: Install modelskill
       run: |
         pip install .[test,notebooks]    

.github/workflows/scheduled_test.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: [3.9, "3.13"]
+        python-version: ["3.10", "3.13"]
 
     steps:
     - uses: actions/checkout@v3