LICENSE

psycopg2 and the LGPL
=====================

psycopg2 is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

psycopg2 is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
License for more details.

In addition, as a special exception, the copyright holders give
permission to link this program with the OpenSSL library (or with
modified versions of OpenSSL that use the same license as OpenSSL),
and distribute linked combinations including the two.

You must obey the GNU Lesser General Public License in all respects for
all of the code used other than OpenSSL. If you modify file(s) with this
exception, you may extend this exception to your version of the file(s),
but you are not obligated to do so. If you do not wish to do so, delete
this exception statement from your version. If you delete this exception
statement from all source files in the program, then also delete it here.

You should have received a copy of the GNU Lesser General Public License
along with psycopg2 (see the doc/ directory.)
If not, see <http://www.gnu.org/licenses/>.


Alternative licenses
====================

If you prefer you can use the Zope Database Adapter ZPsycopgDA (i.e.,
every file inside the ZPsycopgDA directory) user the ZPL license as
published on the Zope web site, http://www.zope.org/Resources/ZPL.

Also, the following BSD-like license applies (at your option) to the
files following the pattern psycopg/adapter*.{h,c} and
psycopg/microprotocol*.{h,c}:

 Permission is granted to anyone to use this software for any purpose,
 including commercial applications, and to alter it and redistribute it
 freely, subject to the following restrictions:

 1. The origin of this software must not be misrepresented; you must not
    claim that you wrote the original software. If you use this
    software in a product, an acknowledgment in the product documentation
    would be appreciated but is not required.
 
 2. Altered source versions must be plainly marked as such, and must not
    be misrepresented as being the original software.
 
 3. This notice may not be removed or altered from any source distribution.