request

import requests

headers = {

    # 'Accept': 'application/json, text/javascript, */*; q=0.01',

    # 'Accept': '*/*',

    # 'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8,en-US;q=0.7',

    # 'Cache-Control': 'no-cache',

    # 'accept-encoding': 'gzip, deflate, br',

    'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.97 Safari/537.36',

    'Referer': 'https://www.google.com/'

}

resp = requests.get('http://httpbin.org/get', headers=headers)

print(resp.content)

urllib

import urllib, urllib2

def get_page_source(url):

    headers = {'Accept': '*/*',

               'Accept-Language': 'en-US,en;q=0.8',

               'Cache-Control': 'max-age=0',

               'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.116 Safari/537.36',

               'Connection': 'keep-alive',

               'Referer': 'http://www.baidu.com/'

               }

    req = urllib2.Request(url, None, headers)

    response = urllib2.urlopen(req)

    page_source = response.read()

    return page_source

phantomjs请求页面

from selenium import webdriver

from selenium.webdriver.common.desired_capabilities import DesiredCapabilities

def get_headers_driver():

    desire = DesiredCapabilities.PHANTOMJS.copy()

    headers = {'Accept': '*/*',

               'Accept-Language': 'en-US,en;q=0.8',

               'Cache-Control': 'max-age=0',

               'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.116 Safari/537.36',

               'Connection': 'keep-alive',

               'Referer': 'http://www.baidu.com/'

               }

    for key, value in headers.iteritems():

        desire['phantomjs.page.customHeaders.{}'.format(key)] = value

    driver = webdriver.PhantomJS(desired_capabilities=desire, service_args=['--load-images=yes'])#将yes改成no可以让浏览器不加载图片

    return driver

#原文链接：https://blog.csdn.net/aaronjny/article/details/62088640