$ export PYTHONUSERBASE=/path/to/project-specific-python-user-base $ python3 -m ...

		yrro on July 27, 2018 \| parent \| context \| favorite \| on: Freezing Python’s Dependency Hell `$ export PYTHONUSERBASE=/path/to/project-specific-python-user-base $ python3 -m pip install --user whatever` Everything now goes into that directory. Different projects on the same machine have different directories and so can't affect one another.