pants recommended way of packaging 1st party (+ any 3rd party) dependencies is

pex_binary

. Not sure if you already read about it https://www.pantsbuild.org/docs/python-package-goal#creating-a-pex-file-from-a-pex_binary-target You can combine this with docker. Worth going though the docs to understand the flow. https://www.pantsbuild.org/docs/docker