code: def call(self, itemMethod):
          
          item = itemMethod.im_self
          method = itemMethod.im_func.func_name
          return self.batchController.getProcess().addCallback(
              CallItemMethod(storepath=item.store.dbdir,
                             storeid=item.storeID,
                             method=method).do)
docs: Invoke the given bound item method in the batch process.
  
          Return a Deferred which fires when the method has been invoked.