1. Download the whl file
URL: https://www.lfd.uci.edu/~gohlke/pythonlibs/#pandas
If you want to download pandas, use the one above, and if you want to download numpy, use the one below
https://www.lfd.uci.edu/~gohlke/pythonlibs/#numpy
2. Among them, # is called the anchor point and you can directly locate the place where the file you want to download is located, and the file name after the # sign is the file name you want to download.
Just find the python version and the number of computer digits
3. Installation
pip install xxx.whl