代理的使用

urllib代理设置：

from urllib.error import URLError
from urllib.request import ProxyHandler,build_opener

proxy='192.168.xxx.xxx'  #使用本地代理

proxy_handl=ProxyHandler({
    'http':'http://'+proxy,
    'https':'https://'+proxy
})
opener=build_opener(proxy_handl)
try:
    response=opener.open('http://httpbin.org/get') #测试网址
    print(response.read().decode('utf-8'))
except URLError as e:
    print(e.reason)

requests代理设置

import requests

proxy='192.168.xx.xx:8080'  #本地代理

proxies={
    'http':'http://'+proxy,
    'https':'https://'+proxy
}
try:
    response=requests.get('http://baidu.com',proxies=proxies)
    print(response.text)
except requests.exceptions.ConnectionError as e:
    print(e.args)

Selenium代理设置：

from selenium import webdriver


proxy='123.xx.xx.xx:8080'#代理地址
chrome_options=webdriver.ChromeOptions()
chrome_options.add_argument('--proxy-server=http://'+proxy)
browser=webdriver.Chrome(chrome_options=chrome_options)
browser.get('url')  #url为网址