[Tips] Conda virtual environment creation

conda list to see which packages are installed. 
conda env list or conda info -e to see which virtual environments currently exist 
conda update conda check and update the current conda

　　

Create a virtual environment

conda create -n xxx python = 3.6 
conda install -n your_env_name [package] 
conda remove -n your_env_name (virtual environment name) --all 
conda remove --name your_env_name package_name # delete a package in the environment

　　

Create a new virtual environment from an existing virtual environment

conda create -n BBB --clone AAA