conda info
conda create -n proj_name
conda create -n proj_name_py3 python=3.7
conda create -n proj_name_py2 python=2.7
conda create --name myclone --clone myenv
conda remove -n proj_name_py2 --all
conda env list
conda create -name pytorch python=3.6 anaconda
https://docs.conda.io/projects/conda/en/latest/user-guide/tasks/manage-environments.html#cloning-an-environment
conda cheatsheet
https://docs.conda.io/projects/conda/en/latest/_downloads/843d9e0198f2a193a3484886fa28163c/conda-cheatsheet.pdf