Dropped Python 3.9 tests

.github/workflows/check-code.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9.x", "3.10.x", "3.11.x", "3.12.x", "3.13.x"]
+        python-version: ["3.10.x", "3.11.x", "3.12.x", "3.13.x"]
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:

.github/workflows/check-imports.yml

@@ -32,11 +32,11 @@ jobs:
       - name: Check out Repository
         uses: actions/checkout@v4
 
-      # These tests run on Python 3.10
+      # These tests run on Python 3.12
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.10.9'
+          python-version: '3.12.8'
 
       # Runs a set of commands using the runners shell
       - name: Set up Path

.github/workflows/check-notebooks.yml

@@ -32,11 +32,11 @@ jobs:
       - name: Check out Repository
         uses: actions/checkout@v4
 
-      # These tests run on Python 3.10
+      # These tests run on Python 3.12
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.10.9'
+          python-version: '3.12.8'
 
       # Runs a set of commands using the runners shell
       - name: Set up Path

.github/workflows/check-types.yml

@@ -32,11 +32,11 @@ jobs:
       - name: Check out Repository
         uses: actions/checkout@v4
 
-      # These tests run on Python 3.10
+      # These tests run on Python 3.12
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.10.9'
+          python-version: '3.12.8'
 
       # Runs a set of commands using the runners shell
       - name: Set up Path