The module PSVirtualEnv is a set of powershell extensions to Ian Bickings virtualenv tool in python. The module includes wrappers for creating and deleting virtual environments and otherwise managing your development workflow, making it easier to work on more than one project at a time without introducing conflicts in their dependencies.

Virtualenv manages dependencies on a per-project basis

Python installation audit toolkit — version detection, pip packages, virtual environments, PATH validation, and security configuration