python
diff --git a/‎Lib/asyncio/tasks.py‎
Lines changed: 1 addition & 1 deletion b/‎Lib/asyncio/tasks.py‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎Misc/NEWS.d/next/Library/2017-12-17-14-23-23.bpo-32351.95fh2K.rst‎
Lines changed: 1 addition & 0 deletions b/‎Misc/NEWS.d/next/Library/2017-12-17-14-23-23.bpo-32351.95fh2K.rst‎
Lines changed: 1 addition & 0 deletions
@@ -503,7 +503,7 @@ def __sleep0():
 
 async def sleep(delay, result=None, *, loop=None):
     """Coroutine that completes after a given time (in seconds)."""
-    if delay == 0:
+    if delay <= 0:
         await __sleep0()
         return result
 
 
@@ -0,0 +1 @@
+Use fastpath in asyncio.sleep if delay<0 (2x boost)
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Use fastpath in asyncio.sleep if delay<0 (2x boost)`