df_out = df_new.loc[:,['ID','Date']]
df_out['In'] = '0'


for i in df_new.index:
    temp_id = df_new['ID'][i]
    temp_Data = df_new['Date'][i]
    Data_number = classinformation.index(temp_Data)
    if(Data_number > 1):
        temp_preData = classinformation[Data_number - 1].replace("-", "")
        exec("flag = temp_id not in list(df_set%s['ID'])"%temp_preData)
        #print(temp_preData)
        if flag:
            df_out['In'][i] = '1'