diff -Nur libxml2-2.9.4.orig/python/types.c libxml2-2.9.4/python/types.c

--- libxml2-2.9.4.orig/python/types.c	2016-02-09 03:17:33.000000000 -0700

+++ libxml2-2.9.4/python/types.c	2016-12-21 12:34:06.755650986 -0700

@@ -31,8 +31,6 @@

     const char *mode;

     fd = PyObject_AsFileDescriptor(f);

-    if (!_PyVerify_fd(fd))

-        return(NULL);

     /*

      * Get the flags on the fd to understand how it was opened

      */