楼下的直接写第三段的都是错的,没有import http.cookiejar绝对都是http not defined
2016-01-05
print('第三种方法')
cj = http.cookiejar.CookieJar()
opener = urllib.request.build_opener(urllib.request.HTTPCookieProcessor(cj))
urllib.request.install_opener(opener)
response3 = urllib.request.urlopen(url)
print(response3.getcode())
print(cj)
print(response3.read())
cj = http.cookiejar.CookieJar()
opener = urllib.request.build_opener(urllib.request.HTTPCookieProcessor(cj))
urllib.request.install_opener(opener)
response3 = urllib.request.urlopen(url)
print(response3.getcode())
print(cj)
print(response3.read())
2016-01-03
print('第二种方法')
req = urllib.request.Request(url)
req.add_header('user-agent', 'Mozilla/5.0')
response2 = urllib.request.urlopen(req)
print(response2.getcode())
print(len(response2.read()))
req = urllib.request.Request(url)
req.add_header('user-agent', 'Mozilla/5.0')
response2 = urllib.request.urlopen(req)
print(response2.getcode())
print(len(response2.read()))
2016-01-03
python3
import urllib.request
url = "http://www.baidu.com"
print('第一种方法')
response1=urllib.request.urlopen(url)
print(response1.getcode())
print(len(response1.read()))
import urllib.request
url = "http://www.baidu.com"
print('第一种方法')
response1=urllib.request.urlopen(url)
print(response1.getcode())
print(len(response1.read()))
2016-01-03