Additional ruff fixes

Author: jacobtylerwalls

doc/exts/pylint_messages.py

@@ -12,7 +12,7 @@
 from inspect import getmodule
 from itertools import chain, groupby
 from pathlib import Path
-from typing import DefaultDict, Dict, List, NamedTuple, Tuple
+from typing import NamedTuple
 
 from sphinx.application import Sphinx
 
@@ -52,8 +52,8 @@ class ExampleType(str, Enum):
     BAD = "bad"
 
 
-MessagesDict = Dict[str, List[MessageData]]
-OldMessagesDict = Dict[str, DefaultDict[Tuple[str, str], List[Tuple[str, str]]]]
+MessagesDict = dict[str, list[MessageData]]
+OldMessagesDict = dict[str, defaultdict[tuple[str, str], list[tuple[str, str]]]]
 """DefaultDict is indexed by tuples of (old name symbol, old name id) and values are
 tuples of (new name symbol, new name category).
 """

doc/exts/pylint_options.py

@@ -10,7 +10,7 @@
 from collections import defaultdict
 from inspect import getmodule
 from pathlib import Path
-from typing import Dict, List, NamedTuple
+from typing import NamedTuple
 
 import tomlkit
 from sphinx.application import Sphinx
@@ -30,7 +30,7 @@ class OptionsData(NamedTuple):
     extension: bool
 
 
-OptionsDataDict = Dict[str, List[OptionsData]]
+OptionsDataDict = dict[str, list[OptionsData]]
 
 PYLINT_BASE_PATH = Path(__file__).resolve().parent.parent.parent
 """Base path to the project folder."""

tests/checkers/unittest_stdlib.py

@@ -6,7 +6,7 @@
 
 import contextlib
 from collections.abc import Callable, Iterator
-from typing import Any, Type
+from typing import Any
 
 import astroid
 from astroid import nodes
@@ -16,7 +16,7 @@
 from pylint.checkers import stdlib
 from pylint.testutils import CheckerTestCase
 
-_NodeNGT = Type[nodes.NodeNG]
+_NodeNGT = type[nodes.NodeNG]
 
 
 @contextlib.contextmanager