🆙 Add Python 3.14 Support

.github/workflows/mypy-type-check.yml

@@ -18,7 +18,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.11", "3.12", "3.13"]
+        python-version: ["3.11", "3.12", "3.13", "3.14"]
 
     steps:
 

.github/workflows/pip-install.yml

@@ -31,7 +31,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.11", "3.12", "3.13"]
+        python-version: ["3.11", "3.12", "3.13", "3.14"]
         os: [ubuntu-24.04, windows-latest, macos-latest]
 
     # Force UTF-8 everywhere (Windows is the one that really needs it)

.github/workflows/python-package.yml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.11", "3.12", "3.13"]
+        python-version: ["3.11", "3.12", "3.13", "3.14"]
 
     steps:
     - uses: actions/checkout@v4

docs/installation.rst

@@ -59,7 +59,7 @@ MacPorts
 Installing Stable Release
 =========================
 
-Please note that TIAToolbox is currently tested with Python versions 3.11, 3.12, and 3.13. For the full range of supported Python versions, please refer to the package metadata (for example, the ``python_requires`` setting in ``setup.py`` or ``pyproject.toml``)
+Please note that TIAToolbox is tested for Python versions 3.11, 3.12, 3.13 and 3.14. For the full range of supported Python versions, please refer to the package metadata (for example, the ``python_requires`` setting in ``setup.py`` or ``pyproject.toml``)
 
 Recommended
 -----------

requirements/requirements.conda.yml

@@ -8,6 +8,6 @@ dependencies:
   - cython
   - pip>=20.0.2
   - pixman>=0.39.0
-  - python>=3.11, <=3.13
+  - python>=3.11, <=3.14
   - pip:
     - -r requirements.txt

requirements/requirements.dev.conda.yml

@@ -8,6 +8,6 @@ dependencies:
   - cython
   - pip>=20.0.2
   - pixman>=0.39.0
-  - python>=3.11, <=3.13
+  - python>=3.11, <=3.14
   - pip:
       - -r requirements_dev.txt

requirements/requirements.win64.conda.yml

@@ -9,6 +9,6 @@ dependencies:
   - openjpeg>=2.4.0
   - pip>=20.0.2
   - pixman>=0.39.0
-  - python>=3.11, <=3.13
+  - python>=3.11, <=3.14
   - pip:
       - -r requirements.txt

requirements/requirements.win64.dev.conda.yml

@@ -9,6 +9,6 @@ dependencies:
   - openjpeg>=2.4.0
   - pip>=20.0.2
   - pixman>=0.39.0
-  - python>=3.11, <=3.13
+  - python>=3.11, <=3.14
   - pip:
       - -r requirements_dev.txt

setup.py

@@ -34,7 +34,7 @@
 setup(
     author="TIA Centre",
     author_email="TIA@warwick.ac.uk",
-    python_requires=">=3.11, <3.14",
+    python_requires=">=3.11, <3.15",
     classifiers=[
         "Development Status :: 2 - Pre-Alpha",
         "Intended Audience :: Developers",
@@ -43,6 +43,7 @@
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
     ],
     description="Computational pathology toolbox developed by TIA Centre.",
     dependency_links=dependency_links,

tests/test_app_bokeh.py

@@ -9,6 +9,7 @@
 import multiprocessing
 import re
 import shutil
+import sys
 import time
 import types
 from pathlib import Path
@@ -225,18 +226,21 @@ def doc(data_path: dict[str, object]) -> Generator[Document, object, None]:
     p = multiprocessing.Process(target=run_app, daemon=True)
     p.start()
     # wait until server is ready
+    # Increase timeout for Python 3.14+ to account for stricter multiprocessing
+    timeout = 100 if sys.version_info >= (3, 14) else 10
     start = time.time()
     url = f"http://127.0.0.1:{main.port}/tileserver/session_id"
+
     while True:
         try:
             resp = requests.get(url, timeout=1)
             if resp.status_code == 200:
                 break
         except requests.RequestException:
             pass
-        if time.time() - start > 10:
+        if time.time() - start > timeout:
             p.terminate()
-            msg = f"Tileserver failed to start within 10s: {url}"
+            msg = f"Tileserver failed to start within {timeout}s: {url}"
             raise RuntimeError(msg)
         time.sleep(0.2)