用python导出csv文件

# coding: utf-8

import csv

csvfile = open('csv.csv', 'wb')  #打开方式还可以使用file对象
writer = csv.writer(csvfile)
writer.writerow(['姓名', '年龄', '电话'])

data = [
    ('小河', '25', '1234567'),
    ('小芳', '18', '789456')
]
writer.writerows(data)

csvfile.close()