python

pip install -r requirement.txt


virtualenv env //create virtual env
source env/bin/activate // start virtual env
deactivate 

pip install -e 




pip list //view installed library
pip freeze > requirement.txt //npm -save

Pillow installation issue:

sudo yum install python-devel
sudo yum install zlib-devel
sudo yum install libjpeg-turbo-devel

PIP installation:

wget https://bootstrap.pypa.io/get-pip.py

python get-pip.py