change position on __future__ import for compatibility

setup.py

@@ -17,5 +17,7 @@
 # 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 """ Generic Setup script, takes package info from __pkginfo__.py file """
 
+from __future__ import nested_scopes
+
 __revision__ = '$Id: setup.py,v 1.3 2004-10-27 08:00:37 arthur Exp $'
 
@@ -20,6 +22,5 @@
 __revision__ = '$Id: setup.py,v 1.3 2004-10-27 08:00:37 arthur Exp $'
 
-from __future__ import nested_scopes
 import os
 import sys
 import shutil