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# -*- coding: utf-8 -*-
# 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 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.
#
# Author: Mauro Soria
class CaseInsensitiveDict(dict):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._convert_keys()
def __setitem__(self, key, value):
if isinstance(key, str):
key = key.lower()
super().__setitem__(key.lower(), value)
def __getitem__(self, key):
if isinstance(key, str):
key = key.lower()
return super().__getitem__(key.lower())
def _convert_keys(self):
for key in list(self.keys()):
value = super().pop(key)
self.__setitem__(key, value)
class OrderedSet():
def __init__(self, items=[]):
self._data = dict()
for item in items:
self._data[item] = None
def __contains__(self, item):
return item in self._data
def __eq__(self, other):
return self._data.keys() == other._data.keys()
def __iter__(self):
return iter(list(self._data))
def __len__(self):
return len(self._data)
def add(self, item):
self._data[item] = None
def clear(self):
self._data.clear()
def discard(self, item):
self._data.pop(item, None)
def pop(self):
self._data.popitem()
def remove(self, item):
del self._data[item]
def update(self, items):
for item in items:
self.add(item)
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