close fd for windows

Author: Carreau

tests/test_magic.py

@@ -198,13 +198,14 @@ def test_magic_parse_long_options():
 def doctest_hist_f():
     """Test %hist -f with temporary filename.
 
-    In [9]: import tempfile
+    In [9]: import tempfile, os
 
-    In [10]: _fd, tfile = tempfile.mkstemp('.py','tmp-ipython-')
+    In [10]: fd, tfile = tempfile.mkstemp('.py','tmp-ipython-')
+    In [11]: os.close(fd)
 
-    In [11]: %history -nl -y -f $tfile 3
+    In [12]: %history -nl -y -f $tfile 3
 
-    In [13]: import os; os.unlink(tfile)
+    In [14]: import os; os.unlink(tfile)
     """