Drop support for 3.9, which is EOL, add 3.14.

Author: Julian

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Set up uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
       - id: noxenvs-matrix
@@ -41,7 +41,7 @@ jobs:
         posargs: [""]
         include:
           - os: ubuntu-latest
-            noxenv: tests-3.13
+            noxenv: tests-3.14
             posargs: coverage github
 
     steps:
@@ -56,16 +56,17 @@ jobs:
         uses: actions/setup-python@v6
         with:
           python-version: |
-            3.9
             3.10
             3.11
             3.12
             3.13
-            pypy3.10
+            3.14
+            3.14t
+            pypy3.11
           allow-prereleases: true
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
 
@@ -86,7 +87,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Set up uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
 

noxfile.py

@@ -17,7 +17,15 @@
     (path.parent / f"{path.stem}.in", path) for path in REQUIREMENTS.values()
 ]
 
-SUPPORTED = ["3.9", "3.10", "pypy3.10", "3.11", "3.12", "3.13"]
+SUPPORTED = [
+    "3.10",
+    "pypy3.11",
+    "3.11",
+    "3.12",
+    "3.13",
+    "3.14t",
+    "3.14",
+]
 LATEST = SUPPORTED[-1]
 
 nox.options.default_venv_backend = "uv|virtualenv"

pyproject.toml

@@ -21,11 +21,11 @@ classifiers = [
   "Intended Audience :: Developers",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
   "Topic :: File Formats :: JSON",
@@ -106,7 +106,9 @@ ignore = [
   "FBT",  # It's worth avoiding boolean args but I don't care to enforce it
   "FIX",  # Yes thanks, if I could it wouldn't be there
   "N",  # These naming rules are silly
+  "PLC0415", # too noisy, there are too many cases this is fine
   "PLR0912",  # These metrics are fine to be aware of but not to enforce
+  "PLR0912",
   "PLR0913",
   "PLR0915",
   "PLW2901",  # Shadowing for loop variables is occasionally fine.
@@ -117,10 +119,10 @@ ignore = [
   "RET505",  # These push you to use `if` instead of `elif`, but for no reason
   "RET506",
   "RSE102",  # Ha, what, who even knew you could leave the parens off. But no.
+  "RUF043",  # This rule makes no sense. "foo.*bar" is a string containing a regex
   "SIM300", # Not sure what heuristic this uses, but it's easily incorrect
   "SLF001",  # Private usage within this package itself is fine
   "TD",  # These TODO style rules are also silly
-  "UP007",  # We support 3.9
 ]
 
 [tool.ruff.lint.flake8-pytest-style]