def on_quote_changed(self, tiny_quote):
        """报价、摆盘实时数据变化时，会触发该回调"""
        # TinyQuoteData
        data = tiny_quote
        str_log = "on_quote_changed symbol=%s open=%s high=%s close=%s low=%s" % (data.symbol, data.openPrice, data.highPrice, data.lastPrice, data.lowPrice)
        self.log(str_log)
报价、摆盘实时数据变化时，会触发该回调