post-commit hook: how to send output to client

Hello,

if i raise an error in a post-commit hook, the client will receive the
output of the error.

How can I send output to the client without raising an error ? (for
feedback)

(simple prints to sdout doesn't work)

thanks

-- 
Tarek Ziadé | Association AfPy | www.afpy.org
Blog FR | http://programmation-python.org
Blog EN | http://tarekziade.wordpress.com/