From 4685401845ba3e2ab8c9f4a9a10aa2969b11985f Mon Sep 17 00:00:00 2001 From: Kumar Aditya Date: Thu, 9 Jan 2025 14:49:05 +0530 Subject: gh-79149: document reentrant safety of `loop.call_soon_threadsafe` (#128662) Co-authored-by: Thomas Grainger --- Doc/library/asyncio-eventloop.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Doc/library/asyncio-eventloop.rst b/Doc/library/asyncio-eventloop.rst index ccb362d..bfc0d16 100644 --- a/Doc/library/asyncio-eventloop.rst +++ b/Doc/library/asyncio-eventloop.rst @@ -246,6 +246,9 @@ Scheduling callbacks another thread, this function *must* be used, since :meth:`call_soon` is not thread-safe. + This function is safe to be called from a reentrant context or signal handler, + however, it is not safe or fruitful to use the returned handle in such contexts. + Raises :exc:`RuntimeError` if called on a loop that's been closed. This can happen on a secondary thread when the main application is shutting down. -- cgit v0.12