kopperp · Oct 25, 2026 · Oct 24, 2026
diff --git a/.github/scripts/convergence.py b/.github/scripts/convergence.py
@@ -4,7 +4,7 @@
 #
 # This file is part of PyHOPE
 #
-# Copyright (c) 2024 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
 #
 # PyHOPE is free software: you can redistribute it and/or modify it under the
 # terms of the GNU General Public License as published by the Free Software

diff --git a/.github/scripts/python_versions.py b/.github/scripts/python_versions.py
@@ -0,0 +1,88 @@
+# -*- coding: utf-8 -*-
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# This file is part of PyHOPE
+#
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+#
+# PyHOPE is free software: you can redistribute it and/or modify it under the
+# terms of the GNU General Public License as published by the Free Software
+# Foundation, either version 3 of the License, or (at your option) any later
+# version.
+#
+# PyHOPE is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# PyHOPE. If not, see <http://www.gnu.org/licenses/>.
+
+# ==================================================================================================================================
+# Continuous Integration/Continuous Deployment
+# ==================================================================================================================================
+# ----------------------------------------------------------------------------------------------------------------------------------
+# Standard libraries
+# ----------------------------------------------------------------------------------------------------------------------------------
+import json
+import re
+import subprocess
+import urllib.request
+from pathlib import Path
+from typing import Final
+# ----------------------------------------------------------------------------------------------------------------------------------
+# Third-party libraries
+# ----------------------------------------------------------------------------------------------------------------------------------
+# ----------------------------------------------------------------------------------------------------------------------------------
+# Local imports
+# ----------------------------------------------------------------------------------------------------------------------------------
+# ----------------------------------------------------------------------------------------------------------------------------------
+# Local definitions
+# ----------------------------------------------------------------------------------------------------------------------------------
+groot: Final[Path]             = Path(subprocess.check_output(['git', 'rev-parse', '--show-toplevel'], text=True).strip())
+files: Final[tuple[Path, ...]] = (Path(groot / '.github/workflows/ci.yml'),
+                                  Path(groot / '.gitlab-ci.yml'))
+# ==================================================================================================================================
+
+
+def update_python() -> None:
+    versions = {}
+    url      = ('https://hub.docker.com/v2/repositories/library/python/tags?name=slim-trixie&page_size=100&ordering=last_updated')
+
+    while url:
+        req = urllib.request.Request(url, headers={'User-Agent': 'pyhope-ci-script'})
+        with urllib.request.urlopen(req, timeout=30) as response:
+            data = json.loads(response.read().decode('utf-8'))
+
+        for result in data.get('results', []):
+            tag   = result.get('name', '')
+            match = re.match(r'^3\.(\d+)\.(\d+)-slim-trixie$', tag)
+            if match:
+                minor, patch = int(match.group(1)), int(match.group(2))
+                key = f'3.{minor}'
+                if key not in versions or patch > versions[key]['patch']:
+                    versions[key] = {'patch': patch, 'full': tag}
+
+        url = data.get('next')
+
+    print(f'Detected latest Python versions: { {k: v["full"] for k, v in versions.items()} }')
+
+    for path in files:
+        if not path.exists():
+            print(f'Skipping {path}: file not found.')
+            continue
+
+        content = path.read_text(encoding='utf-8')
+
+        for key, info in versions.items():
+            minor   = key.split('.')[1]          # '3.11' -> '11'
+            patch   = info['patch']
+            content = re.sub(rf'(3\.{minor}\.)\d+(-slim-trixie)', rf'\g<1>{patch}\g<2>', content)
+            content = re.sub(rf'(PYTHON3{minor}_VERSION:\s*3\.{minor}\.)\d+(-trixie)', rf'\g<1>{patch}\g<2>', content)
+
+        path.write_text(content, encoding='utf-8')
+        print(f'Successfully updated {path}')
+
+
+if __name__ == '__main__':
+    update_python()
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -4,7 +4,7 @@
 #
 # This file is part of PyHOPE
 #
-# Copyright (c) 2024 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
 #
 # PyHOPE is free software: you can redistribute it and/or modify it under the
 # terms of the GNU General Public License as published by the Free Software
@@ -54,9 +54,9 @@ env:
   # Define the Python version
   # PYTHON311_VERSION: 3.11.17-slim-trixie
   # PYTHON312_VERSION: 3.12.15-slim-trixie
-  # PYTHON313_VERSION: 3.13.16-slim-trixie
-  # PYTHON314_VERSION: 3.14.8-slim-trixie
-  # PYTHON315_VERSION: 3.15.0-slim-trixie
+  # PYTHON313_VERSION: 3.13.17-slim-trixie
+  # PYTHON314_VERSION: 3.14.9-slim-trixie
+  # PYTHON315_VERSION: 3.15.1-slim-trixie
 
 jobs:
 # ----------------------------------------------------------------------------------------------------------------------------------------------------
@@ -66,7 +66,7 @@ jobs:
     name: Lint / ruff
     runs-on: ubuntu-latest
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       - uses: actions/checkout@v7
         # with:
@@ -86,7 +86,7 @@ jobs:
     name: Lint / ty
     runs-on: ubuntu-latest
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       # Git LFS requires git
       - name: Run Install Git LFS
@@ -111,7 +111,7 @@ jobs:
     name: Lint / vulture
     runs-on: ubuntu-latest
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       - uses: actions/checkout@v7
         # with:
@@ -183,9 +183,9 @@ jobs:
         include:
           - { python-version: "3.11", image: "python:3.11.17-slim-trixie" }
           - { python-version: "3.12", image: "python:3.12.15-slim-trixie" }
-          - { python-version: "3.13", image: "python:3.13.16-slim-trixie" }
-          - { python-version: "3.14", image: "python:3.14.8-slim-trixie"  }
-          - { python-version: "3.15", image: "python:3.15.0-slim-trixie"  }
+          - { python-version: "3.13", image: "python:3.13.17-slim-trixie" }
+          - { python-version: "3.14", image: "python:3.14.9-slim-trixie"  }
+          - { python-version: "3.15", image: "python:3.15.1-slim-trixie"  }
     container:
       image: ${{ matrix.image }}
     steps:
@@ -217,7 +217,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [compatibility]
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       # Git LFS requires git
       - name: Install Git LFS
@@ -291,7 +291,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [compatibility]
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       # Git LFS requires git
       - name: Install Git LFS
@@ -378,7 +378,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [examples, healthcheck]
     container:
-      image: python:3.15.0-slim-trixie
+      image: python:3.15.1-slim-trixie
     steps:
       - uses: actions/checkout@v7
         # with:

diff --git a/.github/workflows/github-pages.yml b/.github/workflows/github-pages.yml
@@ -4,7 +4,7 @@
 #
 # This file is part of PyHOPE
 #
-# Copyright (c) 2024 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
 #
 # PyHOPE is free software: you can redistribute it and/or modify it under the
 # terms of the GNU General Public License as published by the Free Software

diff --git a/.github/workflows/python-versions.yml b/.github/workflows/python-versions.yml
@@ -0,0 +1,74 @@
+# -*- coding: utf-8 -*-
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# This file is part of PyHOPE
+#
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+#
+# PyHOPE is free software: you can redistribute it and/or modify it under the
+# terms of the GNU General Public License as published by the Free Software
+# Foundation, either version 3 of the License, or (at your option) any later
+# version.
+#
+# PyHOPE is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# PyHOPE. If not, see <http://www.gnu.org/licenses/>.
+
+# ==================================================================================================================================
+# Continuous Integration/Continuous Deployment
+# ==================================================================================================================================
+
+# Workflow for continuous integration (CI)
+name: Python Versions
+
+on:
+  # Runs on weekly schedule
+  schedule:
+    - cron: '0 0 * * 1'
+  # Allows running this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# Permissions
+permissions:
+  contents: write
+  pull-requests: write
+
+# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued
+concurrency:
+  group: update-python-versions
+  cancel-in-progress: true
+
+# ----------------------------------------------------------------------------------------------------------------------------------------------------
+# Update Python versions
+# ----------------------------------------------------------------------------------------------------------------------------------------------------
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      # Prepare the image
+      - uses: actions/checkout@v7
+      - uses: actions/setup-python@v7
+        with:
+          python-version: '3.x'
+
+      # Run the update script
+      - name: Update Python versions
+        run: python3 .github/scripts/python_versions.py
+
+      # Create pull request
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v8
+        with:
+          add-paths: |
+            .github/workflows/ci.yml
+            .gitlab-ci.yml
+          commit-message: 'CI/CD: Update Python versions'
+          title: 'CI/CD: Update Python versions'
+          body: 'Automated update of the Python base images to the latest patch releases.'
+          branch: cicd.python.autoupdate
+          delete-branch: true
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -4,7 +4,7 @@
 #
 # This file is part of PyHOPE
 #
-# Copyright (c) 2024 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
+# Copyright (c) 2024 - 2026 Numerics Research Group, University of Stuttgart, Prof. Andrea Beck
 #
 # PyHOPE is free software: you can redistribute it and/or modify it under the
 # terms of the GNU General Public License as published by the Free Software

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
@@ -32,9 +32,9 @@ variables:
   # Define the Python version
   PYTHON311_VERSION: 3.11.17-trixie
   PYTHON312_VERSION: 3.12.15-trixie
-  PYTHON313_VERSION: 3.13.16-trixie
-  PYTHON314_VERSION: 3.14.8-trixie
-  PYTHON315_VERSION: 3.15.0-trixie
+  PYTHON313_VERSION: 3.13.17-trixie
+  PYTHON314_VERSION: 3.14.9-trixie
+  PYTHON315_VERSION: 3.15.1-trixie
 
 # Official language image. Look for the different tagged releases at:
 # > https://hub.docker.com/r/library/python/tags

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -5,7 +5,7 @@ minimum_pre_commit_version: 4.5.1
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version
-    rev: v0.17.1
+    rev: v0.17.2
     hooks:
       # Run the linter
       - id: ruff
@@ -27,7 +27,7 @@ repos:
 
   - repo: https://github.com/astral-sh/ty-pre-commit
     # Ty version
-    rev: v0.0.89
+    rev: v0.0.91
     hooks:
       # Run the type checker
       - id: ty