[3.9] bpo-42783: Documentation for asyncio.sleep(0) (GH-24002) (GH-24153)

Fidget-Spinner · simonw · web-flow · commit 632b4034ab51 · 2021-05-18T23:31:27.000+01:00
Co-Authored-By: Simon Willison &lt;swillison@gmail.com&gt;
diff --git a/Doc/library/asyncio-task.rst b/Doc/library/asyncio-task.rst
@@ -293,6 +293,10 @@ Sleeping
    ``sleep()`` always suspends the current task, allowing other tasks
    to run.
 
+   Setting the delay to 0 provides an optimized path to allow other
+   tasks to run. This can be used by long-running functions to avoid
+   blocking the event loop for the full duration of the function call.
+
    .. deprecated-removed:: 3.8 3.10
       The *loop* parameter.
 
