It is even easier using conda.[1] Install whichever you use the most (likely python3) using either the full anaconda installer or the simpler miniconda install

It is even easier using conda.[1] Install whichever you use the most (likely python3) using either the full anaconda installer or the simpler miniconda installer. Then use conda to create an environment that uses the other python release. One has another benefit: one can create custom environments for analyses where "dependency hell" is a common problem... [1] https://conda.io/docs/ https://conda.io/docs/