more cleanup

tools/release

@@ -11,7 +11,7 b' from subprocess import call'
 import sys
 
 from toollib import (get_ipdir, pjoin, cd, execfile, sh, archive,
-        sdists, archive_user, archive_dir, buildwheels)
+         archive_user, archive_dir)
 from gh_api import post_download
 
 # Get main ipython dir, this will raise if it doesn't pass some checks
@@ -85,7 +85,6 b' else:'
 
     cd(ipdir)
 
-    buildwheels()
     print("`./release upload` to upload source distribution on PyPI and ipython archive")
     sys.exit(0)