psycopg can be downloaded from its homepage:

    http://initd.org/software/initd/psycopg

Copyright (c) 2001 Michele Comitini <mcm@initd.org>
Copyright (c) 2001-2003 Federico Di Gregorio <fog@debian.org>

This program is distributed under the GNU GPL.
 
On Debian GNU/Linux systems, the complete text of the GNU General
Public License can be found in '/usr/share/common-licenses/GPL'.