From 740946736186946fc0609c5bdb4d63c236d93017 Mon Sep 17 00:00:00 2001
From: Peter Hinch <peterhinch@users.noreply.github.com>
Date: Wed, 8 Apr 2020 09:55:32 +0100
Subject: [PATCH] docs/library: Note that uasyncio.wait_for() can raise
 exception.

---
 docs/library/uasyncio.rst | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/library/uasyncio.rst b/docs/library/uasyncio.rst
index 641fa33457..9cb0ca9bb9 100644
--- a/docs/library/uasyncio.rst
+++ b/docs/library/uasyncio.rst
@@ -67,6 +67,9 @@ Additional functions
     that *timeout* seconds.  If *awaitable* is not a task then a task will be
     created from it.
 
+    If a timeout occurs, it cancels the task and raises ``asyncio.TimeoutError``:
+    this should be trapped by the caller.
+
     Returns the return value of *awaitable*.
 
     This is a coroutine.