--- /dev/null
+# -*- coding: utf-8 -*-
+############################################################
+# Copyright © 2005-2008 Benoît PIN <benoit.pin@ensmp.fr> #
+# Plinn - http://plinn.org #
+# #
+# This program is free software; you can redistribute it #
+# and/or modify it under the terms of the Creative Commons #
+# "Attribution-Noncommercial 2.0 Generic" #
+# http://creativecommons.org/licenses/by-nc/2.0/ #
+############################################################
+""" Interfaces for Portfolio classes
+"""
+
+from zope.interface import Interface
+
+
+class IPhoto(Interface) :
+ "Base class for Plinn aware photo"