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# coding=UTF-8
# ex:ts=4:sw=4:et=on
# -------------------------------------------------------------------------
# Copyright (C) 2014 by Mathijs Dumon <mathijs dot dumon at gmail dot com>
#
# mvc is a framework derived from the original pygtkmvc framework
# hosted at: <http://sourceforge.net/projects/pygtkmvc/>
#
# mvc 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 2 of the License, or (at your option) any later version.
#
# mvc 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.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110, USA.
# -------------------------------------------------------------------------
from copy import deepcopy
def modify(descriptor, **kwargs):
"""
Makes a deep copy of descriptor and then applies all passed keywords.
Can be used to modify the descriptor attributes in subclasses,
without changing the behavior of the superclass.
"""
new_descriptor = deepcopy(descriptor)
for name, value in kwargs.items():
setattr(new_descriptor, name, value)
return new_descriptor
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