Drop Python 3.9

.github/workflows/tests.yml

@@ -9,9 +9,6 @@ jobs:
       matrix:
         python-version: ['3.10', '3.14']
         django-version: ['4.2', '5.1']
-        include:
-          - python-version: '3.9'
-            django-version: '4.2'
     steps:
       - uses: actions/checkout@v4
 

CHANGES

@@ -4,6 +4,14 @@
 
 - _Add your latest changes from PRs here_
 
+### Breaking changes
+
+- Drop support for Python 3.9; the new minimum is Python 3.10 (#443)
+
+  See also:
+  - [Python 3.9 EOL timeline](https://devguide.python.org/versions/#:~:text=Release%20manager-,3.9,-PEP%20596)
+  - [PEP 596](https://peps.python.org/pep-0596/)
+
 ### Development
 
 - Add Python 3.14 to test matrix (#442)

README.md

@@ -118,7 +118,7 @@ DJANGO_DOCUTILS_LIB_TEXT = {
 
 ## More information
 
-- Python 3.9+
+- Python 3.10+
 - Django 4.2+
 
 [![Docs](https://github.com/tony/django-docutils/workflows/docs/badge.svg)](https://github.com/tony/django-docutils/actions?query=workflow%3A%22Docs%22)

pyproject.toml

@@ -2,7 +2,7 @@
 name = "django-docutils"
 version = "0.28.0"
 description = "Docutils (a.k.a. reStructuredText, reST, RST) support for django."
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 authors = [
   {name = "Tony Narlock", email = "tony@git-pull.com"}
 ]
@@ -18,7 +18,6 @@ classifiers = [
   'License :: OSI Approved :: MIT License',
   'Natural Language :: English',
   'Programming Language :: Python :: 3',
-  'Programming Language :: Python :: 3.9',
   'Programming Language :: Python :: 3.10',
   'Programming Language :: Python :: 3.11',
   'Programming Language :: Python :: 3.12',
@@ -134,7 +133,7 @@ build-backend = "hatchling.build"
 [tool.mypy]
 strict = true
 plugins = ["mypy_django_plugin.main"]
-python_version = "3.9"
+python_version = "3.10"
 files = [
   "src/",
   "tests/",
@@ -186,7 +185,7 @@ disable_error_code = [
 ]
 
 [tool.ruff]
-target-version = "py39"
+target-version = "py310"
 
 [tool.ruff.lint]
 select = [

src/django_docutils/_internal/types.py

@@ -13,8 +13,7 @@
 
 if t.TYPE_CHECKING:
     from os import PathLike
-
-    from typing_extensions import TypeAlias
+    from typing import TypeAlias
 
 StrPath: TypeAlias = t.Union[str, "PathLike[str]"]  # stable
 """:class:`os.PathLike` or :class:`str`"""

src/django_docutils/lib/roles/types.py

@@ -3,9 +3,9 @@
 from __future__ import annotations
 
 import typing as t
+from typing import Protocol
 
 from docutils import nodes
-from typing_extensions import Protocol
 
 
 class UrlHandlerFn(Protocol):

src/django_docutils/lib/transforms/code.py

@@ -17,7 +17,7 @@
     from pygments.token import _TokenType
 
     TokenStream = Iterator[tuple[_TokenType, str]]
-    TokenGenerator = Iterator[tuple[t.Union[str, int], str]]
+    TokenGenerator = Iterator[tuple[str | int, str]]
 
 
 class InlineHtmlFormatter(HtmlFormatter):  # type:ignore

src/django_docutils/lib/types.py

@@ -2,31 +2,31 @@
 
 from __future__ import annotations
 
-from typing_extensions import NotRequired, TypedDict
+from typing import TypedDict
 
 
-class DjangoDocutilsLibRSTRolesSettings(TypedDict):
+class DjangoDocutilsLibRSTRolesSettings(TypedDict, total=False):
     """Docutils role mappings."""
 
-    local: NotRequired[dict[str, str]]
+    local: dict[str, str]
 
 
-class DjangoDocutilsLibRSTDocutilsSettings(TypedDict):
+class DjangoDocutilsLibRSTDocutilsSettings(TypedDict, total=False):
     """Docutils document settings."""
 
-    raw_enabled: NotRequired[bool]
-    strip_comments: NotRequired[bool]
-    initial_header_level: NotRequired[int]
+    raw_enabled: bool
+    strip_comments: bool
+    initial_header_level: int
 
 
-class DjangoDocutilsLibRSTSettings(TypedDict):
+class DjangoDocutilsLibRSTSettings(TypedDict, total=False):
     """Core settings object for ``DJANGO_DOCUTILS_LIB_RST``."""
 
-    metadata_processors: NotRequired[list[str]]
-    transforms: NotRequired[list[str]]
-    docutils: NotRequired[DjangoDocutilsLibRSTDocutilsSettings]
-    directives: NotRequired[dict[str, str]]
-    roles: NotRequired[DjangoDocutilsLibRSTRolesSettings]
+    metadata_processors: list[str]
+    transforms: list[str]
+    docutils: DjangoDocutilsLibRSTDocutilsSettings
+    directives: dict[str, str]
+    roles: DjangoDocutilsLibRSTRolesSettings
 
 
 class DjangoDocutilsLibTextSettings(TypedDict):