055.论一只爬虫的修养3，代理这里看不懂
import urllib.requesturl='http:;//www.whatismyip.com。tw'
proxy_support=urllib.request.ProxyHandler({'http':'171.35.169.191:9999'})
opener=urllib.request.build_opener(proxy_support)
opener.addhead=[('User-Agent','Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.183 Mobile Safari/537.36 Edg/86.0.622.63')]
urllib.request.install_opener(opener)
response=urllib.request.urlopen(url)
html=response.read().decode('utf-8')
print(html)
看不懂错在哪里
================= RESTART: C:\Users\ccj\Desktop\python\proxy.py ================
Traceback (most recent call last):
File "C:\Users\ccj\Desktop\python\proxy.py", line 12, in <module>
response=urllib.request.urlopen(url)
File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.8_3.8.1776.0_x64__qbz5n2kfra8p0\lib\urllib\request.py", line 222, in urlopen
return opener.open(url, data, timeout)
File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.8_3.8.1776.0_x64__qbz5n2kfra8p0\lib\urllib\request.py", line 522, in open
req = meth(req)
File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.8_3.8.1776.0_x64__qbz5n2kfra8p0\lib\urllib\request.py", line 1274, in do_request_
raise URLError('no host given')
urllib.error.URLError: <urlopen error no host given>
>>> 本帖最后由 suchocolate 于 2020-12-25 17:08 编辑
url = 'http://www.whatismyip.com.tw'
你的代码里的代理服务器不能用，建议新手先不用代理练习。 suchocolate 发表于 2020-12-25 17:04
你的代码里的代理服务器不能用，建议新手先不用代理练习。
好的
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