The Python Tutorial 和 documentation和安装库lib步骤

链接：

The Python Tutorial ： https://docs.python.org/3.6/tutorial/index.html

Documentation： https://docs.python.org/3.6/index.html

The Python Standard Library¶:  https://docs.python.org/3.6/library/index.html

1.  升级pip

pip install --upgrade

2 安装PIL库

pip3 install pillow

3 numpy安装
pip install numpy   
https://pypi.org/project/numpy/1.18.3/#files

4.matplotlib安装
pip install matplotlib
https://pypi.org/project/matplotlib/#files