(1) Command line installation
pip install XXX or conda install XXX
XXX is the name of the package, the command input location is shown in the figure below (both can be used, if one fails to install, the other will be used)

(2) Installation of the operating interface
(i) Click file-settings in turn, and the following interface appears
(2) Click + in the picture, and the following interface appears. Enter the name of the corresponding package in the search box, and click install Package after selecting it.

(3) Install directly according to the prompts
Open a python source program, and all red wavy lines are uninstalled packages. Move the cursor to the red wavy lines. The install packages option will appear. Just click it.
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