Activate, Reactivate, Deactivate your Virtualenv
By Justin
Virtualenv is still great but we now officially recommend using pipenv instead.
Here's a quick guide to activate your virtual environment (Virtualenv) -- especially if you closed your terminal window (aka command prompt).
Activate
This is also useful for "reactivating" it
mac/linux
$ cd /path/to/your/virtualenv/
$ source bin/activate
# example
$ cd ~/dev/myvenv/
$ ls
lib bin include src static
$ source bin/activate
(myvenv) $
windows
cd \path\to\your\virtualenv\
.\Scripts\bin\activate
Deactivate
(myvenv) $ deactivate