feat: py39

muffin/app.py

@@ -5,7 +5,7 @@
 from contextvars import ContextVar
 from inspect import isawaitable, stack
 from logging.config import dictConfig
-from typing import TYPE_CHECKING, Any, Dict, Final, Mapping, Union
+from typing import TYPE_CHECKING, Any, Final, Mapping, Union
 
 from asgi_tools import App as BaseApp
 from asgi_tools._compat import aio_wait
@@ -57,7 +57,7 @@ def __init__(self, *cfg_mods: Union[str, ModuleType], **options):
         :param **options: Configuration options
 
         """
-        self.plugins: Dict[str, BasePlugin] = {}
+        self.plugins: dict[str, BasePlugin] = {}
 
         # Setup the configuration
         self.cfg = Config(**self.defaults, config_config={"update_from_env": False})

muffin/handler.py

@@ -3,7 +3,7 @@
 from __future__ import annotations
 
 import inspect
-from typing import TYPE_CHECKING, Any, Awaitable, Callable, Dict, Optional, Tuple, Type, cast
+from typing import TYPE_CHECKING, Any, Awaitable, Callable, Optional, cast
 
 from asgi_tools.utils import is_awaitable
 from asgi_tools.view import HTTP_METHODS, HTTPView
@@ -20,9 +20,9 @@
 class HandlerMeta(type):
     """Prepare handlers."""
 
-    def __new__(mcs: Type[HandlerMeta], name: str, bases: Tuple[type], params: Dict[str, Any]):
+    def __new__(mcs: type[HandlerMeta], name: str, bases: tuple[type], params: dict[str, Any]):
         """Prepare a Handler Class."""
-        cls = cast(Type["Handler"], super().__new__(mcs, name, bases, params))
+        cls = cast(type["Handler"], super().__new__(mcs, name, bases, params))
 
         # Ensure that the class methods are exist and iterable
         if not cls.methods:

muffin/manage.py

@@ -9,7 +9,7 @@
 from contextlib import AsyncExitStack, suppress
 from importlib import metadata
 from pathlib import Path
-from typing import TYPE_CHECKING, AsyncContextManager, Callable, Dict, Optional, overload
+from typing import TYPE_CHECKING, AsyncContextManager, Callable, Optional, overload
 
 from muffin.constants import CONFIG_ENV_VARIABLE
 from muffin.errors import AsyncRequiredError
@@ -70,7 +70,7 @@ def __init__(self, app: "Application"):
             )
 
         self.subparsers = self.parser.add_subparsers(dest="subparser")
-        self.commands: Dict[str, Callable] = {}
+        self.commands: dict[str, Callable] = {}
 
         self.shell(
             getattr(

muffin/utils.py

@@ -11,7 +11,7 @@
 from collections import OrderedDict
 from contextlib import suppress
 from logging import getLogger
-from typing import TYPE_CHECKING, Callable, Coroutine, Dict, Iterable, TypeVar
+from typing import TYPE_CHECKING, Callable, Coroutine, Iterable, TypeVar
 
 from asgi_tools.utils import is_awaitable, to_awaitable
 from sniffio import current_async_library
@@ -35,7 +35,7 @@
 
 AIOLIB = threading.local()
 AIOLIB.current = None
-AIOLIBS: Dict[str, ModuleType] = OrderedDict()
+AIOLIBS: dict[str, ModuleType] = OrderedDict()
 
 with suppress(ImportError):
     import curio
@@ -78,7 +78,7 @@ def aio_run(corofn: Callable[..., Coroutine[None, None, TV]], *args, **kwargs) -
 
 def import_submodules(
     package_name: str, *module_names: str, silent: bool = False, exclude: Iterable[str] = ()
-) -> Dict[str, ModuleType]:
+) -> dict[str, ModuleType]:
     """Import all submodules by the given package name."""
     package = sys.modules[package_name]
     res = {}