From: Yury Selivanov <yury@magic.io>
Date: Wed, 9 Nov 2016 00:57:44 +0000 (-0500)
Subject: Issue #28639: Fix inspect.isawaitable to always return bool
X-Git-Tag: v3.6.0b4~118^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c0215dfbc1156267e3b14145c49195c843cd0721;p=thirdparty%2FPython%2Fcpython.git

Issue #28639: Fix inspect.isawaitable to always return bool

Patch by Justin Mayfield.
---

diff --git a/Lib/inspect.py b/Lib/inspect.py
index 0fd03827763e..e6dae1e0489d 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -207,10 +207,10 @@ def iscoroutine(object):
     return isinstance(object, types.CoroutineType)
 
 def isawaitable(object):
-    """Return true is object can be passed to an ``await`` expression."""
+    """Return true if object can be passed to an ``await`` expression."""
     return (isinstance(object, types.CoroutineType) or
             isinstance(object, types.GeneratorType) and
-                object.gi_code.co_flags & CO_ITERABLE_COROUTINE or
+                bool(object.gi_code.co_flags & CO_ITERABLE_COROUTINE) or
             isinstance(object, collections.abc.Awaitable))
 
 def istraceback(object):
diff --git a/Misc/NEWS b/Misc/NEWS
index c66a5217d232..7512e1a4d802 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -450,6 +450,9 @@ Library
 - Issue #28613: Fix get_event_loop() return the current loop if 
   called from coroutines/callbacks.
 
+- Issue #28639: Fix inspect.isawaitable to always return bool
+  Patch by Justin Mayfield.
+
 IDLE
 ----