Install Python Package Manager We will be adding external libraries (open source)for our applications. Developers publish there libraries into public domain. We will be pulling those libraries using Python Package Manager AKA pip. To install pip sudo easy_install pip

What is virtualenv? VirtualEnv creates an isolated python environments. We python developers you will be dealing with several python projects that might use different python version or different version of libaries. VirtualEnv creates the isolation so that we don’t run into environment configs $ pip install --user virtualenv Activate the Virtual Environment If you are running python3 $ python3 -m venv env $ virtualenv env where env is the folder (or directory) to place the virtual environment