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ASYNC115 (async-zero-sleep): anyio.lowlevel.checkpoint() needs import anyio.lowlevel #21693

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#24166
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ASYNC115 (async-zero-sleep): anyio.lowlevel.checkpoint() needs import anyio.lowlevel#21693
#24166
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bugSomething isn't workingfixesRelated to suggested fixes for violations
@injust

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@injust
injust
opened on Nov 29, 2025

Summary

import anyio

async def test() -> None:
    await anyio.sleep(0)

https://play.ruff.rs/86a8f945-5295-4092-ae43-81de88b90a63

ASYNC115 auto-fixes this to:

import anyio

async def test() -> None:
    await anyio.lowlevel.checkpoint()

This doesn't type check because anyio.lowlevel isn't imported.

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