1、进入keras环境
activate keras
2、退出keras环境
deactivate
3.创建名字为python35、python版本为3.5的环境
conda create --name python35 python=3.5
或
conda create -n python35 python=3.5
4.安装tensorflow
pip install --upgrade tensorflow
5.安装cv2库
conda install -c https://conda.binstar.org/menpo opencv
6.安装pygame
pip install pygame