Add Python 3.14 support.

Author: cgevans

.github/workflows/python-package.yml

@@ -33,7 +33,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
 
     steps:
     - uses: actions/checkout@v4

pyproject.toml

@@ -40,6 +40,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "License :: OSI Approved :: BSD License",
     "Intended Audience :: Science/Research",
     "Topic :: Scientific/Engineering",
@@ -105,10 +106,10 @@ dependencies = [
 name.echo.features = ["echo"]
 
 [[tool.hatch.envs.hatch-test.matrix]]
-python = ["3.10", "3.11", "3.12", "3.13"]
+python = ["3.10", "3.11", "3.12", "3.13", "3.14"]
 
 [[tool.hatch.envs.hatch-test.matrix]]
-python = ["3.10", "3.11", "3.12", "3.13"]
+python = ["3.10", "3.11", "3.12", "3.13", "3.14"]
 feature = ["echo"]
 
 [tool.ruff]