def update_dividend(self, symbol, data):
        if len(data) == 0:
            return
        
        try:
            self.divstore[symbol] = data
        except __HOLE__:
            del self.divstore[symbol]
            self.divstore[symbol] = data
dataset/ETHPy150Open yinhm/datafeed/datafeed/datastore.py/Manager.update_dividend