\_key = "您的API密钥"stocks\_data = get\_singapore\_stocks(api\_key)if stocks\_data and stocks\_data.get(...2.2 获取历史K线数据对于技术分析和策略回测,历史K线数据至关重要:def get\_historical\_kline(api\_key, pid, interval="P1D", limit=100...\_data = get\_historical\_kline(api\_key, pid=60231, interval="P1D", limit=50)if kline\_data and kline...=10, long\_window=30): """移动平均线策略回测""" # 获取历史数据 kline\_data = get\_historical\_kline...(self.api\_key, pid, interval="P1D", limit=200) if not kline\_data or kline\_data.get(