Python Automated Test System(pyATS) is a python based test automation. Its organically developed by internal Cisco Engineers and made public on 2017 through devnet.
I use pipenv to create isolated Python environments. Pipenv is a combination of both PIP and virtualenv.
Most popular tools to isolate python environment is virtualenv. Use the tool comfortable for you to create virtual environment.
Creating Virtual environment .

Install pyATS using PIP
pip3 install pyats[full]

Available pyats installation options.

Verify PyATS versions:
pyats version check
