You can use just the data in this repo or you could try run the script on your own.
Install python(version >= 3.6). Download bare python in official python download page or you can download anaconda individual edition.
Open up terminal, and change the current working directory to where you want this repo to be located and type
$ git clone https://github.com/choiHenry/credit-union
Setup virtual environment using this virtual environments and packages tutorial. You need to install packages in 'requirements.txt' using pip say,
$ pip install pandas
Type in the terminal(you should be on the directory where main.py is located)
$ python3 main.py