Pytho爬虫中Requests设置请求头Headers的方法

import requests

# 中文网页：https://baike.so.com/doc/24386561-25208408.html
url1='https://baike.so.com/doc/24386561-25208408.html'
#添加请求头
headers = {
 'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36 QIHU 360SE'
}
response_1=requests.get(url1, headers=headers)

response_1.encoding='utf-8'
#第一种：
# with open('steve_jobs2.html','w',encoding='utf-8') as f1:
#  f1.write(response_1.text)
#第二种：
f1=open('steve_jobs2.html','w',encoding='utf-8')
f1.write(response_1.text)

c=response_1.text
print(c)

import requests
import re

# 英文网页：https://en.wikipedia.org/wiki/Steve_Jobs
url2='https://en.wikipedia.org/wiki/Steve_Jobs'
response_2=requests.get(url2)
# 源码都是Utf-8编码
response_2.encoding='utf-8'
#第一种：
# with open('steve_jobs3.html','w',encoding='utf-8') as f2:
#  f2.write(response_2.text)
#第二种：
f2=open('steve_jobs3.html','w',encoding='utf-8')
f2.write(response_2.text)

c=response_2.text
print(c)