python爬虫添加请求头代码实例

这篇文章主要介绍了python爬虫添加请求头代码实例,文中通过示例代码介绍的非常详细，对

这篇文章主要介绍了python爬虫添加请求头代码实例,文中通过示例代码介绍的非常详细，对大家的学习或者工作具有一定的参考学习价值,需要的朋友可以参考下

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

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。

python 爬虫 添加 请求头