Clone the repo and use pip to install it.
git clone https://github.com/programming-for-bio/helloworld.git
cd helloworld/
pip install .
To use the executable helloworld command line program:
$ helloworld -h
usage: helloworld [-h] [-n NAME] [--howlong] [--countdown]
optional arguments:
-h, --help show this help message and exit
-n NAME, --name NAME optional name to say hello to
--howlong print days until Darwin's next birthday
--countdown print predicted days until end of the world
To use the helloworld Python API:
import helloworld
helloworld.helloworld(name="Deren")
hello Deren