changeset:   102390:ebf9a4c933e9
branch:      3.5
parent:      102388:d044e03fbed6
user:        Steve Dower <steve.dower@microsoft.com>
date:        Sun Jul 17 20:49:38 2016 -0700
files:       Misc/NEWS Modules/posixmodule.c
description:
Issue #27533: Release GIL in nt._isdir


diff -r d044e03fbed6 -r ebf9a4c933e9 Misc/NEWS
--- a/Misc/NEWS	Sun Jul 17 20:45:29 2016 -0700
+++ b/Misc/NEWS	Sun Jul 17 20:49:38 2016 -0700
@@ -28,6 +28,8 @@
 Library
 -------
 
+- Issue #27533: Release GIL in nt._isdir
+
 - Issue #17711: Fixed unpickling by the persistent ID with protocol 0.
   Original patch by Alexandre Vassalotti.
 
diff -r d044e03fbed6 -r ebf9a4c933e9 Modules/posixmodule.c
--- a/Modules/posixmodule.c	Sun Jul 17 20:45:29 2016 -0700
+++ b/Modules/posixmodule.c	Sun Jul 17 20:49:38 2016 -0700
@@ -3878,10 +3878,12 @@
 {
     DWORD attributes;
 
+    Py_BEGIN_ALLOW_THREADS
     if (!path->narrow)
         attributes = GetFileAttributesW(path->wide);
     else
         attributes = GetFileAttributesA(path->narrow);
+    Py_END_ALLOW_THREADS
 
     if (attributes == INVALID_FILE_ATTRIBUTES)
         Py_RETURN_FALSE;