179     def __setitem__(self, key, value):

   179     def __setitem__(self, key, value):

   180         self._entries[key] = value

   180         self._entries[key] = value

   181 

   181 

   182     def __getitem__(self, key):

   182     def __getitem__(self, key):

   183         return self._entries[key]

   183         return self._entries[key]

   184 

   187 

   185     def iteritems(self):

   188     def iteritems(self):

   186         return self._entries.iteritems()

   189         return self._entries.iteritems()

   187 

   190 

   188     def hasbranch(self, label):

   191     def hasbranch(self, label):