pip-save

$ source <(curl -sSLk https://raw.githubusercontent.com/abhiomkar/pip-save/master/install)

Create virtual environment && install packages

$ mkdir my-new-project && cd my-new-project
$ pip init
$ pip --save install request numpy scipy
$ cat requirements.txt
numpy==1.10.1
request==0.0.2
scipy==0.16.1
wheel==0.24.0

Install dependencies

$ pip install