MAINT: update pavement.py for no-2to3.

Author: Ralf Gommers

pavement.py

@@ -226,10 +226,7 @@ def bdist_superpack(options):
     pyver = options.python_version
     def copy_bdist(arch):
         # Copy the wininst in dist into the release directory
-        if int(pyver[0]) >= 3:
-            source = os.path.join('build', 'py3k', 'dist', wininst_name(pyver))
-        else:
-            source = os.path.join('dist', wininst_name(pyver))
+        source = os.path.join('dist', wininst_name(pyver))
         target = os.path.join(SUPERPACK_BINDIR, internal_wininst_name(arch))
         if os.path.exists(target):
             os.remove(target)