The network module in python3 is much more convenient compared to python2. The requests package combines several python2 packages. This article explains the usage of requests with examples, serving as a review and future reference.

I want to back up my website recently, but the size of the file downloaded by PHP is limited, and I am too lazy to install FTP to download it. So I thought of temporarily setting up a secondary domain name site, and then using python (python3)'s requests library to directly download all the files and folders in the root directory of the website to achieve the purpose of backup.