diff -aur DD13\python\Python-2.7.10\Include\fileobject.h D13\python\Python-2.7.10\Include\fileobject.h
--- DD13\python\Python-2.7.10\Include\fileobject.h      2015-05-23 09:08:59.000000000 -0700
+++ D13\python\Python-2.7.10\Include\fileobject.h       2016-02-01 07:44:58.584039000 -0800
@@ -70,16 +70,13 @@
 */
 int _PyFile_SanitizeMode(char *mode);

-#if defined _MSC_VER && _MSC_VER >= 1400
+#if defined _MSC_VER && _MSC_VER < 1900
 /* A routine to check if a file descriptor is valid on Windows.  Returns 0
  * and sets errno to EBADF if it isn't.  This is to avoid Assertions
  * from various functions in the Windows CRT beginning with
  * Visual Studio 2005
  */
 int _PyVerify_fd(int fd);
-#elif defined _MSC_VER && _MSC_VER >= 1200
-/* fdopen doesn't set errno EBADF and crashes for large fd on debug build */
-#define _PyVerify_fd(fd) (_get_osfhandle(fd) >= 0)
 #else
 #define _PyVerify_fd(A) (1) /* dummy */
 #endif

diff -aur DD13\python\Python-2.7.10\Modules\posixmodule.c D13\python\Python-2.7.10\Modules\posixmodule.c
--- DD13\python\Python-2.7.10\Modules\posixmodule.c     2015-05-23 09:09:20.000000000 -0700
+++ D13\python\Python-2.7.10\Modules\posixmodule.c      2016-02-01 07:45:21.684348800 -0800
@@ -529,7 +529,7 @@
 #endif


-#if defined _MSC_VER && _MSC_VER >= 1400
+#if defined _MSC_VER && _MSC_VER < 1900
 /* Microsoft CRT in VS2005 and higher will verify that a filehandle is
  * valid and raise an assertion if it isn't.
  * Normally, an invalid fd is likely to be a C program error and therefore
@@ -619,7 +619,7 @@
 }
 #else
 /* dummy version. _PyVerify_fd() is already defined in fileobject.h */
-#define _PyVerify_fd_dup2(A, B) (1)
+#define _PyVerify_fd_dup2(fd1, fd2) (_PyVerify_fd(fd1) && (fd2) >= 0)
 #endif

 /* Return a dictionary corresponding to the POSIX environment table */

diff -aur DD13/python/Python-2.7.10/Modules/timemodule.c D13/python/Python-2.7.10/Modules/timemodule.c
--- DD13/python/Python-2.7.10/Modules/timemodule.c      2015-05-23 09:09:21.000000000 -0700
+++ D13/python/Python-2.7.10/Modules/timemodule.c       2016-02-01 07:08:57.757978000 -0800
@@ -710,7 +710,7 @@
 #ifdef PYOS_OS2
     PyModule_AddIntConstant(m, "timezone", _timezone);
 #else /* !PYOS_OS2 */
-    PyModule_AddIntConstant(m, "timezone", timezone);
+    PyModule_AddIntConstant(m, "timezone", _timezone);
 #endif /* PYOS_OS2 */
 #ifdef HAVE_ALTZONE
     PyModule_AddIntConstant(m, "altzone", altzone);
@@ -718,12 +718,12 @@
 #ifdef PYOS_OS2
     PyModule_AddIntConstant(m, "altzone", _timezone-3600);
 #else /* !PYOS_OS2 */
-    PyModule_AddIntConstant(m, "altzone", timezone-3600);
+    PyModule_AddIntConstant(m, "altzone", _timezone-3600);
 #endif /* PYOS_OS2 */
 #endif
-    PyModule_AddIntConstant(m, "daylight", daylight);
+    PyModule_AddIntConstant(m, "daylight", _daylight);
     PyModule_AddObject(m, "tzname",
-                       Py_BuildValue("(zz)", tzname[0], tzname[1]));
+                       Py_BuildValue("(zz)", _tzname[0], _tzname[1]));
 #else /* !HAVE_TZNAME || __GLIBC__ || __CYGWIN__*/
 #ifdef HAVE_STRUCT_TM_TM_ZONE
     {