HELP! about long polling!!!

[Thanatos xiao]

Hi all:
Now I develop an ios app, which need use long polling. when server have
data, the server push data to ios app.  I use django to backend,

Can give me some advice or example ?

ths
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/python-list/attachments/20150423/5c9caa5d/attachment.html>