创建环境：
$ conda create -n tensorflow pip python=3.6
激活环境
source activate tensorflow
退出环境
source deactivate
列出创建的环境
gs@gs:~$ conda env list
# conda environments:
#
base * /home/gs/anaconda3
caffe2 /home/gs/anaconda3/envs/caffe2
py27 /home/gs/anaconda3/envs/py27
pytorch /home/gs/anaconda3/envs/pytorch
sst_py /home/gs/anaconda3/envs/sst_py
tensorflow /home/gs/anaconda3/envs/tensorflow
untitled /home/gs/anaconda3/envs/untitled
删除环境
conda env remove -n tensorflow
