import pandas
data = pandas.read_csv(
'D:\\PDA\\4.13\\data.csv',
sep="|"
)
![](https://img.haomeiwen.com/i4938065/e02a417f1b902ce8.png)
data['total'] = data.price*data.num
![](https://img.haomeiwen.com/i4938065/7537b8f1278502a4.png)
#注意,用点的方式,虽然可以访问,但是并没有组合到数据框中,即算出了结果,但是没有导入到dataframe中
data = pandas.read_csv(
'D:\\PDA\\4.13\\data.csv',
sep="|"
)
data.total = data.price*data.num
![](https://img.haomeiwen.com/i4938065/e64190d24eb525d0.png)
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