root/MGET/Trunk/PythonPackage/src/GeoEco/Exceptions.py

# Exceptions.py - Defines the base class for custom exceptions defined by
# modules of the GeoEco Python package.
#
# Copyright (C) 2007 Jason J. Roberts
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program 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 General Public License (available in the file LICENSE.TXT)
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

import codecs
import types


class GeoEcoError(Exception):

    def __init__(self, message):
        assert isinstance(message, types.UnicodeType), u'message must be a unicode string.'
        self.Message = message

    def __str__(self):
        return codecs.encode(self.Message, u'ascii', u'replace')

    def __unicode__(self):
        return self.Message


###############################################################################
# Names exported by this module
###############################################################################

__all__ = ['GeoEcoError']