sh pip install -r requirements.txt- Graphviz - if you are running the notebooks locally, it is required to install this package https://graphviz.org/download/
All the code is also available on Google Colab which we used to write and run the code initially. Please use them in case of any local errors. These files are also included in the google-colab-files-no-modification folder. Here are the colab files:
Data_PreProcessing+ imputing.ipynb
data-preprocessing-and-compas-evaluation-v2.ipynb
Decision Tree with PDP-v2.ipynb