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[channels] Make URLRouter.routes a Collection #15080

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[channels] Make URLRouter.routes a Collection #15080

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[channels] Make URLRouter.routes a Collection
cjwatson Nov 24, 2025
79675e2
[channels] Weaken a couple of other list parameter types
cjwatson Nov 25, 2025
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[channels] Weaken a couple of other list parameter types
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cjwatson committed Nov 25, 2025
commit 79675e2f027b9bf2c516c6d3e5d90f5084d796dd
5 changes: 3 additions & 2 deletions stubs/channels/channels/utils.pyi
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Original file line number Diff line number Diff line change
@@ -1,12 +1,13 @@
from collections.abc import Awaitable, Callable
from collections.abc import Awaitable, Callable, Sequence
from typing import Any, Protocol, type_check_only
from typing_extensions import TypeAlias

from asgiref.typing import ASGIApplication, ASGIReceiveCallable

def name_that_thing(thing: object) -> str: ...
async def await_many_dispatch(
consumer_callables: list[Callable[[], Awaitable[ASGIReceiveCallable]]], dispatch: Callable[[dict[str, Any]], Awaitable[None]]
consumer_callables: Sequence[Callable[[], Awaitable[ASGIReceiveCallable]]],
dispatch: Callable[[dict[str, Any]], Awaitable[None]],
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@srittau srittau Nov 26, 2025

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Since the return value of dispatch is ignored, it can be an arbitrary value and doesn't have to be None:

Suggested change
dispatch: Callable[[dict[str, Any]], Awaitable[None]],
dispatch: Callable[[dict[str, Any]], Awaitable[object]],

) -> None: ...

# Defines a generic ASGI middleware protocol.
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10 changes: 8 additions & 2 deletions stubs/channels/channels/worker.pyi
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@@ -1,13 +1,19 @@
from collections.abc import Collection
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@srittau srittau Nov 26, 2025

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As above.


from asgiref.server import StatelessServer
from channels.layers import BaseChannelLayer
from channels.utils import _ChannelApplication

class Worker(StatelessServer):
channels: list[str]
channels: Collection[str]
channel_layer: BaseChannelLayer

def __init__(
self, application: _ChannelApplication, channels: list[str], channel_layer: BaseChannelLayer, max_applications: int = 1000
self,
application: _ChannelApplication,
channels: Collection[str],
channel_layer: BaseChannelLayer,
max_applications: int = 1000,
) -> None: ...
async def handle(self) -> None: ...
async def listener(self, channel: str) -> None: ...