1、csv文件读写
!.../usr/bin/env python
import csv
from distutils.log import warn as printf
DATA = (
(9, 'Web Clients and...Servers', 'base64, urllib'),
(10, 'Web Programming: CGI & WSGI', 'cgi, time, wsgiref'),
(13, 'Web...)
zipped
#返回的是一个对象
list(zipped)
[(1, 4), (2, 5), (3, 6)] #使用list()函数转换为列表...字典转json:json.dumps(xx,indent=xx)
!