def init(ContextInfo):
ContextInfo.trade_code_list = [
"513100.XSHG", # 纳指ETF
"513520.XSHG", # 日经ETF
"513030.XSHG", # 德国ETF
]
ContextInfo.set_universe(ContextInfo.trade_code_list)
报错：【2025-11-16 23:11:05.806】 [系统][WARNING][set_universe]无效股票代码:513100.XSHG 513030.XSHG 513520.XSHG | 
