Add support for Python 3.14 (#268)

Author: hugovk

.github/workflows/python-package.yml

@@ -24,19 +24,23 @@ on:
   schedule:  # at 03:07 on day-of-month 7
     - cron: '7 3 7 * *'
 
+env:
+  FORCE_COLOR: 1
+  PIP_DISABLE_PIP_VERSION_CHECK: 1
+
 jobs:
   build:
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.13t', 'pypy-3.9']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.13t', '3.14', '3.14t', 'pypy-3.9']
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install Windows-only dependencies
@@ -64,7 +68,7 @@ jobs:
       env:
         NO_EXTERNAL_TESTS: 1
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@v5
       with:
         flags: unittests
         files: coverage.xml

setup.cfg

@@ -43,6 +43,7 @@ classifiers =
     Programming Language :: Python :: 3.11
     Programming Language :: Python :: 3.12
     Programming Language :: Python :: 3.13
+    Programming Language :: Python :: 3.14
     Operating System :: OS Independent
     Topic :: Software Development :: Libraries :: Python Modules
 project_urls =

tox.ini

@@ -4,10 +4,9 @@
 # and then run "tox" from this directory.
 
 [tox]
-#envlist = py26, py27, py34, py35, py36, pypy
-envlist = py27, py38, py39, py310, py311, py312, py313, pypy,
-  py27gpg2, py38gpg2, py39gpg2, py310gpg2, py311gpg2, py312gpg2,
-  py313gpg2, pypygpg2
+envlist = py{27, 38, 39, 310, 311, 312, 313, 314, py,
+  27gpg2, 38gpg2, 39gpg2, 310gpg2, 311gpg2, 312gpg2,
+  313gpg2,314gpg2, pygpg2}
 isolated_build = True
 
 [testenv]
@@ -128,6 +127,18 @@ passenv =
     HOME
     ENABLE_TOFU
 
+[testenv:py314gpg2]
+envdir = {toxinidir}/.tox/py314
+basepython = python3.14
+setenv =
+    LD_LIBRARY_PATH=/home/vinay/tmp/lib
+    GPGBINARY=gpg2
+    NO_EXTERNAL_TESTS=1
+
+passenv =
+    HOME
+    ENABLE_TOFU
+
 [testenv:pypygpg2]
 envdir = {toxinidir}/.tox/pypy
 basepython = pypy