python3-csv写入中文乱码

• 代码如下

import csv
data = [['American','美国人'],
        ['Chinese','中国人']]

with open('results.csv','w',newline='',) as f:
    w = csv.writer(f)
    w.writerows(data)

• 结果如下
  

• 正确打开方式应该加上encoding='utf-8-sig'

• 代码

import csv

data = [['American','美国人'],
        ['Chinese','中国人']]
with open('results.csv','w',newline='',encoding='utf-8-sig') as f:
    w = csv.writer(f)
    w.writerows(data)

• 结果