ubuntu 20.04 jupyterのカーネルをconda環境で追加・削除する方法

conda create -n env_name # Create the env_name environment
conda create -n env_name package_name # Create env_name environment with package_name package

conda env list # List all current environments
conda info --envs # List all current environments

conda install nb_conda_kernels # install nb_conda_kernels
conda install ipykernel # install ipykernel
# Write the environment to the jupyter notebook kernel
python -m ipykernel install --user --name env_name --display-name "The name you want to add for the kernel"

jupyter kernelspec remove env_name # Replace env_name with an alias if one is given to env_name