Returning after first loop iteration has the sad side effect of
somehow breaking batch version of methods.
Oversight of odoo/odoo@0ea27f430cclosesodoo/odoo#99630
X-original-commit: 6d6dbe16d4570372fe5fd3d28ebe5c43b646d3bc
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>