Where:

-h

show usage and exit

-p FILE

use pickle FILE as the persistent store.

loads data from this file

if it exists, and saves data to this file at the end.

-d FILE

use DBM store FILE as the persistent store.

-o section:option:value

set [section, option] in the options database to value

IP

IP address to bind (use 0.0.0.0 to listen on all IPs of this machine)

PORT

Port number to listen to.