ok
Direktori : /proc/self/root/proc/self/root/lib/python2.7/site-packages/rhn/ |
Current File : //proc/self/root/proc/self/root/lib/python2.7/site-packages/rhn/UserDictCase.py |
# # Copyright (c) 2001--2011 Red Hat, Inc. # # This software is licensed to you under the GNU General Public License, # version 2 (GPLv2). There is NO WARRANTY for this software, express or # implied, including the implied warranties of MERCHANTABILITY or FITNESS # FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2 # along with this software; if not, see # http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. # # Red Hat trademarks are not licensed under GPLv2. No permission is # granted to use or replicate Red Hat trademarks that are incorporated # in this software or its documentation. # # # This file implements a case insensitive dictionary on top of the # UserDict standard python class # from types import StringType from UserDict import UserDict # A dictionary with case insensitive keys class UserDictCase(UserDict): def __init__(self, data = None): self.kcase = {} UserDict.__init__(self, data) def __lower_string(self, key): """ Return the lower() of key if it is a string. """ if isinstance(key, StringType): return key.lower() else: return key # some methods used to make the class work as a dictionary def __setitem__(self, key, value): lkey = self.__lower_string(key) self.data[lkey] = value self.kcase[lkey] = key def __getitem__(self, key): key = self.__lower_string(key) if not self.data.has_key(key): return None return self.data[key] get = __getitem__ def __delitem__(self, key): key = self.__lower_string(key) del self.data[key] del self.kcase[key] def keys(self): return self.kcase.values() def items(self): return self.get_hash().items() def has_key(self, key): key = self.__lower_string(key) return self.data.has_key(key) def clear(self): self.data.clear() self.kcase.clear() # return this data as a real hash def get_hash(self): return reduce(lambda a, (ik, v), hc=self.kcase: a.update({ hc[ik] : v}) or a, self.data.items(), {}) # return the data for marshalling def __getstate__(self): return self.get_hash() # we need a setstate because of the __getstate__ presence screws up deepcopy def __setstate__(self, state): self.__init__(state) # get a dictionary out of this instance ({}.update doesn't get instances) def dict(self): return self.get_hash() def update(self, dict): for (k, v) in dict.items(): self[k] = v # Expose an iterator. This would normally fail if there is no iter() # function defined - but __iter__ will never be called on python 1.5.2 def __iter__(self): return iter(self.data)