摘要： import pandas as pddef KDJ_K(df,n=9): df['highest'] = df['high'].rolling(n).max() df['lowest'] = df['low'].rolling(n).min() df['RSV'] = (df['close']-d 阅读全文

摘要： import pandas as pddef JK_Boll(security_list,end_date,count = None,start_date = None,n=20): if type(security_list)==str: security_list=[security_list] 阅读全文