Microsoft Visual C ++ 14.0 is required to solve the problem

When using pip installation package, will encounter Microsoft Visual C ++ 14.0 is required mistake, this is because the lack of C ++ compiler tools

 

 There are two ways to solve

1, by whl files are installed, the library search needed to perform pip install XXX.whlhttps://www.lfd.uci.edu/~gohlke/pythonlibs

2, install Microsoft Visual C ++ Build Tools, Links: https://pan.baidu.com/s/1PFYFmfEGF8NFpfZeWP-nEg extraction code: w1q2