Requests is a third-party library for Python. Its installation is very simple, just run the following code in the pathcm terminal
pip install requests
You can also run the following code in cmd to install the Requests library
python -m pip install requests
There are many request methods in web pages, such as get, post, etc., you can check to find the request method, and obtain the page code according to the request method
For parameter description:
url: the URL you want to grab
resp: the fetched result
import requests
url = 'http://baidu.com'
resp = requests.get(url)
print(resp.text)
resp.close()
There are several parameters in get
res = requests.get(url,headers=headers,params,timeout)
The parameters are described as follows:
- url: The url address to grab.
- headers: used to wrap request header information.
- params: The query string parameters carried in the request.
- timeout: Timeout time, an exception will be thrown if the timeout is exceeded.
And post request:
resp=requests.post(url,data={请求体的字典})
Get and post are relatively common request methods. Learn to use it to access most web pages