详解Python解决抓取内容乱码问题（decode和encode解码）

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# author: xulinjie time:2017/10/22
import urllib2

request=urllib2.Request(r'http://nhxy.zjxu.edu.cn/')
RES=urllib2.urlopen(request).read()
RES = RES.decode('gb2312').encode('utf-8')//解决乱码
wfile=open(r'./1.html',r'wb')
wfile.write(RES)
wfile.close()
print RES

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# author: xulinjie time:2017/10/22
import urllib2

request=urllib2.Request(r'http://nhxy.zjxu.edu.cn/')
RES=urllib2.urlopen(request).read()
RES=RES.decode('gb2312')
RES=RES.encode('utf-8')
wfile=open(r'./1.html',r'wb')
wfile.write(RES)
wfile.close()
print RES

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# author: xulinjie time:2017/10/22
import urllib2

request=urllib2.Request(r'http://nhxy.zjxu.edu.cn/')
RES=urllib2.urlopen(request).read()

if isinstance(RES, unicode):
 RES=RES.encode('utf-8')
else:
 RES=RES.decode('gb2312').encode('utf-8')

wfile=open(r'./1.html',r'wb')
wfile.write(RES)
wfile.close()
print RES