[ruff] Ignore stub functions in unused-async (RUF029)

[charliermarsh]

Summary

We should ignore methods that appear to be stubs, e.g.:

async def foo() -> int: ...

Closes #11018.

[github-actions]

ruff-ecosystem results

Linter (stable)

✅ ecosystem check detected no linter changes.

Linter (preview)

ℹ️ ecosystem check detected linter changes. (+0 -103 violations, +0 -0 fixes in 5 projects; 39 projects unchanged)

DisnakeDev/disnake (+0 -29 violations, +0 -0 fixes)

ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview

- disnake/utils.py:522:11: RUF029 Function `_assetbytes_to_base64_data` is declared `async`, but doesn't `await` or use `async` features.
- disnake/utils.py:527:11: RUF029 Function `_assetbytes_to_base64_data` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/autocomplete.py:31:11: RUF029 Function `languages_1` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/autocomplete.py:46:11: RUF029 Function `languages_2` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/converters.py:16:11: RUF029 Function `clean_command` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/converters.py:31:11: RUF029 Function `command_with_avatar` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/converters.py:50:11: RUF029 Function `command_with_clsmethod` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/converters.py:72:11: RUF029 Function `command_with_convmethod` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/injections.py:125:11: RUF029 Function `implicit_injection` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/injections.py:58:11: RUF029 Function `injected1` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/injections.py:72:11: RUF029 Function `injected2` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/param.py:23:11: RUF029 Function `simple` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/param.py:35:11: RUF029 Function `other_types` is declared `async`, but doesn't `await` or use `async` features.
- examples/interactions/param.py:47:11: RUF029 Function `description` is declared `async`, but doesn't `await` or use `async` features.
... 15 additional changes omitted for project

RasaHQ/rasa (+0 -7 violations, +0 -0 fixes)

ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview

- rasa/core/channels/console.py:106:11: RUF029 Function `_get_user_input` is declared `async`, but doesn't `await` or use `async` features.
- rasa/core/channels/console.py:111:11: RUF029 Function `_get_user_input` is declared `async`, but doesn't `await` or use `async` features.
- tests/cli/test_rasa_export.py:243:15: RUF029 Function `close` is declared `async`, but doesn't `await` or use `async` features.
- tests/core/channels/test_slack.py:932:11: RUF029 Function `fake_on_new_message` is declared `async`, but doesn't `await` or use `async` features.
- tests/core/channels/test_telegram.py:16:11: RUF029 Function `noop` is declared `async`, but doesn't `await` or use `async` features.
- tests/core/test_broker.py:39:15: RUF029 Function `connect` is declared `async`, but doesn't `await` or use `async` features.
- tests/core/test_channels.py:38:11: RUF029 Function `noop` is declared `async`, but doesn't `await` or use `async` features.

apache/airflow (+0 -1 violations, +0 -0 fixes)

ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview --select ALL

- tests/providers/google/cloud/hooks/test_dataproc.py:68:11: RUF029 Function `mock_awaitable` is declared `async`, but doesn't `await` or use `async` features.

python/typeshed (+0 -65 violations, +0 -0 fixes)

ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview --select E,F,FA,I,PYI,RUF,UP,W

- stdlib/asyncio/staggered.pyi:8:11: RUF029 Function `staggered_race` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:29:15: RUF029 Function `open_connection` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:37:15: RUF029 Function `start_server` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:48:15: RUF029 Function `open_connection` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:57:15: RUF029 Function `start_server` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:70:19: RUF029 Function `open_unix_connection` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:73:19: RUF029 Function `start_unix_server` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:77:19: RUF029 Function `open_unix_connection` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/streams.pyi:80:19: RUF029 Function `start_unix_server` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:104:15: RUF029 Function `create_subprocess_shell` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:135:15: RUF029 Function `create_subprocess_exec` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:168:15: RUF029 Function `create_subprocess_shell` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:199:15: RUF029 Function `create_subprocess_exec` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:38:15: RUF029 Function `create_subprocess_shell` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/subprocess.pyi:70:15: RUF029 Function `create_subprocess_exec` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:342:15: RUF029 Function `sleep` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:344:15: RUF029 Function `sleep` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:345:15: RUF029 Function `wait_for` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:350:15: RUF029 Function `sleep` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:352:15: RUF029 Function `sleep` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:353:15: RUF029 Function `wait_for` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:357:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:361:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:367:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:371:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:377:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/tasks.pyi:385:15: RUF029 Function `wait` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/asyncio/threads.pyi:9:11: RUF029 Function `to_thread` is declared `async`, but doesn't `await` or use `async` features.
- stdlib/builtins.pyi:1252:15: RUF029 Function `anext` is declared `async`, but doesn't `await` or use `async` features.
- stubs/aiofiles/aiofiles/os.pyi:100:11: RUF029 Function `rmdir` is declared `async`, but doesn't `await` or use `async` features.
- stubs/aiofiles/aiofiles/os.pyi:103:11: RUF029 Function `removedirs` is declared `async`, but doesn't `await` or use `async` features.
... 34 additional changes omitted for project

zulip/zulip (+0 -1 violations, +0 -0 fixes)

ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview --select ALL

- zerver/lib/push_notifications.py:183:15: RUF029 Function `err_func` is declared `async`, but doesn't `await` or use `async` features.

Changes by rule (1 rules affected)

code	total	+ violation	- violation	+ fix	- fix
RUF029	103	0	103	0	0