odoo.py for fairmarket without sudo

diff --git a/odoo.py b/odoo.py
index 62de058..0549b51 100755
--- a/odoo.py
+++ b/odoo.py
@@ -129,7 +129,7 @@ def cmd_setup_deps():
             setup_deps_debian(git_dir)
 
 def setup_pg_debian(git_dir):
-    cmd = ['sudo','su','-','postgres','-c','createuser -s %s' % os.environ['USER']]
+    cmd = ['sudo','su','-','postgres','-c','createuser -s %s' % 'odoo'] #os.environ['USER']]
     subprocess.call(cmd)
 
 def cmd_setup_pg():

A more clean solution would be to instruct the user to run setup_pg from a privileged account and force the "odoo" username