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                        /Python开发简单爬虫

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'