how to set up python virtual environment
# install the package virtualenv
pip install virtualenv
# setup envioronment for Data engineering pipeline
virtualenv dataengineer_pipeline
# if using python >= 3.3
python -m venv dataengineer_pipeline
# start the environment in linux using
dataengineer_pipeline/bin/activate
# or in windows
dataengineer_pipeline\Scripts\activate.bat
# when you are done using the environment, type in the command below
deactivate