[Python-checkins] cpython (merge 3.5 -> default): Issue #27533: Release GIL in nt._isdir

[steve.dower]

https://hg.python.org/cpython/rev/8823c660820e
changeset:   102391:8823c660820e
parent:      102389:f7a161e48af8
parent:      102390:ebf9a4c933e9
user:        Steve Dower <steve.dower at microsoft.com>
date:        Sun Jul 17 20:50:28 2016 -0700
summary:
  Issue #27533: Release GIL in nt._isdir

files:
  Misc/NEWS             |  2 ++
  Modules/posixmodule.c |  2 ++
  2 files changed, 4 insertions(+), 0 deletions(-)


diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -23,6 +23,8 @@
 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 --git a/Modules/posixmodule.c b/Modules/posixmodule.c
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -3893,10 +3893,12 @@
 {
     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;

-- 
Repository URL: https://hg.python.org/cpython