def restore_state(self, system):
        """Called after unpickling to restore some attributes manually."""

        for space in self._spaces.values():
            space.restore_state(system)
def restore_state(self, system):
        

        for space in self._spaces.values():
            space.restore_state(system)
def restore_state ( self , system ) : for space in self . _spaces . values ( ) : space . restore_state ( system )
Called after unpickling to restore some attributes manually.
Called after unpickling to restore some attributes manually .