odict.py 文件源码

def clear(self):
            'od.clear() -> None.  Remove all items from od.'
            try:
                for node in self.__map.itervalues():
                    del node[:]
                self.__root[:] = [self.__root, self.__root, None]
                self.__map.clear()
            except AttributeError:
                pass
            dict.clear(self)