For learning Python friends, presumably on pycharm this "word" no stranger
My presentation today is to introduce a third party regarding the operation of the library in pycharm
First, opening the top of this compiler PyCharm File (file), select File under
Select Settings, then select the point again go
Select Project: Project interpreter at ball_game.py, then you can see the library you import the right, and then select the + next
Search in the search box you need to download a third-party library
lnstall Package Download
Then OK on the line