)
f.close()
printf('***reading csv data')
f=open('bookdata.csv','r')
reader=csv.reader(f)
for a,b...list(zipped)
[(1, 4), (2, 5), (3, 6)] #使用list()函数转换为列表
list(zip(a,c))
[(1, 4), (2, 5), (3, 6)]...zipped = zip(a,b)
list(zip(*zipped)) #解压也使用list进行转换
[(1, 2, 3), (4, 5, 6)]
4、python字典转json:json.dumps.../usr/bin/env python
from distutils.log import warn as printf
from json import dumps
from pprint import...5、字典转xml:
!