第二种办法出现错误 无法解决
print len(response2.read())
print '第二种方式'
request = urllib2.urlopen(url)
request.add_header("user-agent","Mozilla/5.0")
response2 = urllib2.urlopen(request)
print response2.getcode()
print len(response2.read())出现错误
Traceback (most recent call last):
File "E:/������ϰ/20160524/demo.py", line 14, in <module>
request.add_header("user-agent","Mozilla/5.0")
AttributeError: addinfourl instance has no attribute 'add_header'
