style: Format (for Python 3.9)

Author: pawamoy

src/mkdocs_autorefs/plugin.py

@@ -15,8 +15,8 @@
 import contextlib
 import functools
 import logging
-import sys
-from typing import TYPE_CHECKING, Any, Callable, Sequence
+from pathlib import PurePosixPath as URL  # noqa: N814
+from typing import TYPE_CHECKING, Any, Callable
 from urllib.parse import urlsplit
 
 from mkdocs.config.base import Config
@@ -27,6 +27,8 @@
 from mkdocs_autorefs.references import AutorefsExtension, fix_refs, relative_url
 
 if TYPE_CHECKING:
+    from collections.abc import Sequence
+
     from mkdocs.config.defaults import MkDocsConfig
     from mkdocs.structure.pages import Page
     from mkdocs.structure.toc import AnchorLink
@@ -40,21 +42,6 @@
     log = logging.getLogger(f"mkdocs.plugins.{__name__}")  # type: ignore[assignment]
 
 
-# YORE: EOL 3.8: Remove block.
-if sys.version_info < (3, 9):
-    from pathlib import PurePosixPath
-
-    class URL(PurePosixPath):  # noqa: D101
-        def is_relative_to(self, *args: Any) -> bool:  # noqa: D102
-            try:
-                self.relative_to(*args)
-            except ValueError:
-                return False
-            return True
-else:
-    from pathlib import PurePosixPath as URL  # noqa: N814
-
-
 class AutorefsConfig(Config):
     """Configuration options for the `autorefs` plugin."""
 

src/mkdocs_autorefs/references.py

@@ -10,7 +10,7 @@
 from functools import lru_cache
 from html import escape, unescape
 from html.parser import HTMLParser
-from typing import TYPE_CHECKING, Any, Callable, ClassVar, Match
+from typing import TYPE_CHECKING, Any, Callable, ClassVar
 from urllib.parse import urlsplit
 from xml.etree.ElementTree import Element
 
@@ -23,6 +23,7 @@
 
 if TYPE_CHECKING:
     from pathlib import Path
+    from re import Match
 
     from markdown import Markdown
 

tests/test_references.py

@@ -3,14 +3,17 @@
 from __future__ import annotations
 
 from textwrap import dedent
-from typing import Mapping
+from typing import TYPE_CHECKING
 
 import markdown
 import pytest
 
 from mkdocs_autorefs.plugin import AutorefsPlugin
 from mkdocs_autorefs.references import AutorefsExtension, AutorefsHookInterface, fix_refs, relative_url
 
+if TYPE_CHECKING:
+    from collections.abc import Mapping
+
 
 @pytest.mark.parametrize(
     ("current_url", "to_url", "href_url"),