Mercurial > libervia-web
view src/browser/collections.py @ 694:82123705474b
massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
author | souliane <souliane@mailoo.org> |
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date | Thu, 16 Apr 2015 14:57:02 +0200 |
parents | 44df078187b9 |
children |
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#!/usr/bin/python # -*- coding: utf-8 -*- # Libervia: a Salut à Toi frontend # Copyright (C) 2014 Jérôme Poisson <goffi@goffi.org> # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. class OrderedDict(object): """Naive implementation of OrderedDict which is compatible with pyjamas""" def __init__(self, *args, **kwargs): self.__internal_dict = {} self.__keys = [] # this list keep the keys in order if args: if len(args)>1: raise TypeError("OrderedDict expected at most 1 arguments, got {}".format(len(args))) if isinstance(args[0], (dict, OrderedDict)): for key, value in args[0].iteritems(): self[key] = value for key, value in args[0]: self[key] = value def __len__(self): return len(self.__keys) def __setitem__(self, key, value): if key not in self.__keys: self.__keys.append(key) self.__internal_dict[key] = value def __getitem__(self, key): return self.__internal_dict[key] def __delitem__(self, key): del self.__internal_dict[key] self.__keys.remove(key) def __contains__(self, key): return key in self.__keys def clear(self): self.__internal_dict.clear() del self.__keys[:] def copy(self): return OrderedDict(self) @classmethod def fromkeys(cls, seq, value=None): ret = OrderedDict() for key in seq: ret[key] = value return ret def get(self, key, default=None): try: return self.__internal_dict[key] except KeyError: return default def has_key(self, key): return key in self.__keys def keys(self): return self.__keys[:] def iterkeys(self): for key in self.__keys: yield key def items(self): ret = [] for key in self.__keys: ret.append((key, self.__internal_dict[key])) return ret def iteritems(self): for key in self.__keys: yield (key, self.__internal_dict[key]) def values(self): ret = [] for key in self.__keys: ret.append(self.__internal_dict[key]) return ret def itervalues(self): for key in self.__keys: yield (self.__internal_dict[key]) def popitem(self, last=True): try: key = self.__keys.pop(-1 if last else 0) except IndexError: raise KeyError('dictionnary is empty') value = self.__internal_dict.pop(key) return((key, value)) def setdefault(self, key, default=None): try: return self.__internal_dict[key] except KeyError: self[key] = default return default def update(self, *args, **kwargs): if len(args) > 1: raise TypeError('udpate expected at most 1 argument, got {}'.format(len(args))) if args: if hasattr(args[0], 'keys'): for k in args[0]: self[k] = args[0][k] else: for (k, v) in args[0]: self[k] = v for k, v in kwargs.items(): self[k] = v def pop(self, *args): if not args: raise TypeError('pop expected at least 1 argument, got 0') try: self.__internal_dict.pop(args[0]) except KeyError: if len(args) == 2: return args[1] raise KeyError(args[0]) self.__keys.remove(args[0]) def viewitems(self): raise NotImplementedError def viewkeys(self): raise NotImplementedError def viewvalues(self): raise NotImplementedError