Create, check, activate, and delete virtual environments

create_venv.sh

# create a virtual env called myvirtualenv
virtualenv myvirtualenv

# activate the virtual environment and install everything from requirements
source myvirtualenv/bin/activate
pip install -r requirements.txt

# check which venv you are in
which python

# deactivate the venv 
deactivate

# remove the venv
sudo rm -rf myvirtualenv