Gustavo

from webob import Request
from repoze.who.plugins.auth_tkt import AuthTktCookiePlugin
from repoze.who.plugins.friendlyform import FriendlyFormPlugin

secret = "this is the secr3t string"
persistent_rememberer = AuthTktCookiePlugin(secret, timeout=86400, reissue_time=3600)
non_persistent_rememberer = AuthTktCookiePlugin(secret)

class YourCustomFormPlugin(FriendlyFormPlugin):

    def _get_rememberer(self, environ):
        req = Request(environ)
        if req.POST.get("remember_me", "true"):
            rememberer = persistent_rememberer
        else:
            rememberer = non_persistent_rememberer
        return rememberer