tushare69ds.py 文件源码

def GET_OPEN_DAY(self, context, security, ref=0):
        if ref==0:
            dfreal = ts.get_realtime_quotes(security)
            if dfreal.empty == True:
                return np.nan
            return float(dfreal['open'][0])
        else:
            dataCount =  ref + 1
            df_data = ts.get_k_data(security, index=False, ktype='D').tail(dataCount)
            if df_data.empty == True:
                print "security:%s in context:%s NO GET_OPEN_DAY!" %(str(security),str(context))
                return np.nan
            if len(df_data['open']) < ref:
                return np.nan
            return df_data['open'].values[-ref]

    # ???????????