update python for unit tests

.github/workflows/unit_tests.yml

@@ -6,13 +6,13 @@ concurrency:
 
 on:
   push:
-    branches: ['main']
+    branches: ["main"]
     paths-ignore:
-      - '**/*.md'
+      - "**/*.md"
   pull_request:
-    branches: ['main']
+    branches: ["main"]
     paths-ignore:
-      - '**/*.md'
+      - "**/*.md"
 
 permissions:
   contents: read
@@ -28,18 +28,18 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: ['3.9.18', '3.10.13', '3.11.5', '3.12.0', '3.13.0']
+        python-version: ["3.9.21", "3.10.16", "3.11.11", "3.12.8", "3.13.1"]
         # Windows is a bit behind on Python version availability in Github
         exclude:
           - os: windows-latest
-            python-version: '3.10.13'
+            python-version: "3.10.16"
           - os: windows-latest
-            python-version: '3.9.18'
+            python-version: "3.9.21"
         include:
           - os: windows-latest
-            python-version: '3.10.11'
+            python-version: "3.10.11"
           - os: windows-latest
-            python-version: '3.9.13'
+            python-version: "3.9.13"
     runs-on: ${{ matrix.os }}
 
     # Service containers to run with `runner-job`
@@ -89,7 +89,7 @@ jobs:
       fail-fast: false
       matrix:
         # Note: py39, py310 versions chosen due to available arm64 darwin builds.
-        python-version: ['3.9.13', '3.10.11', '3.11.5', '3.12.0', '3.13.0']
+        python-version: ["3.9.21", "3.10.16", "3.11.11", "3.12.8", "3.13.1"]
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
@@ -106,4 +106,4 @@ jobs:
         run: |
           export PYTHONUNBUFFERED=1
           poetry run uv pip install "pydantic~=1.10"
-          poetry run pytest tests/units --cov --no-cov-on-fail --cov-report=
+          poetry run pytest tests/units --cov --no-cov-on-fail --cov-report=