From b19ef1846c5c37f9a0ed9f385a35fdd8d4b9a876 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Sun, 6 Oct 2013 10:48:08 +0200
Subject: [PATCH] Closes #18927: Lock.acquire only accepts -1 or positive
 values for timeout.

---
 Doc/library/threading.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Doc/library/threading.rst b/Doc/library/threading.rst
index 5eb00694ad4..7c326d1d72d 100644
--- a/Doc/library/threading.rst
+++ b/Doc/library/threading.rst
@@ -378,7 +378,7 @@ All methods are executed atomically.
 
       When invoked with the floating-point *timeout* argument set to a positive
       value, block for at most the number of seconds specified by *timeout*
-      and as long as the lock cannot be acquired.  A negative *timeout* argument
+      and as long as the lock cannot be acquired.  A *timeout* argument of ``-1``
       specifies an unbounded wait.  It is forbidden to specify a *timeout*
       when *blocking* is false.