读写csv

第一种写操作

点击查看代码

import csv

with open('666.csv', 'w', newline='', encoding='utf-8') as f:
    writer = csv.writer(f)
    writer.writerow(['班级', '成绩', ])
    writer.writerow(['1', 80])
    writer.writerow(['1', 50])
    writer.writerow(['2', 86])
    writer.writerow(['1', 76])
    writer.writerow(['2', 96])
    writer.writerow(['2', 95])

第二种写法

点击查看代码

import csv
data = [
    ['班级', '成绩', ],
    ['1', 80],
    ['1', 50],
    ['2', 86],
    ['1', 76],
    ['2', 96],
    ['2', 95],
]
with open('888.csv', 'w', newline='', encoding='utf-8') as f:
    writer = csv.writer(f)
    for i in data:
        writer.writerow(i)