1) Website background programmer: With its single-room website, the background service is easier to maintain. Such as Gmail, Youtube, Zhihu and Douban.

2) Automatic operation and maintenance: automatically handle a large number of operation and maintenance tasks.

3) Data analyst: quickly develop and verify, and analyze the data to get the results.

4) Game developer: Generally, it is embedded into the game as a game script.

5) Automated testing: Write a simple implementation script and apply it in Selenium/lr to realize automation.

6) Website development: Build your own website with the help of Django and FLASK framework.

7) Crawlers acquire or process a large amount of information: downloading American dramas in batches, running investment strategies, climbing suitable houses, scripting tasks of system administrators, etc.