How to install dtreeviz for Decision Tree Visualization on Windows without system admin permissions

Jul 29, 2022

references:

• https://github.com/parrt/dtreeviz
• add system path in jupyter notebook

steps:

1. open cmd window and run the following scripts

   pip install dtreeviz             # install dtreeviz for sklearn
   pip install dtreeviz[xgboost]    # install XGBoost related dependency
   pip install dtreeviz[pyspark]    # install pyspark related dependency
   pip install dtreeviz[lightgbm]   # install LightGBM related dependency
   

2. download the graphviz file
   • search 2.38.msi on this page https://www2.graphviz.org/Archive/stable/windows/
   • download the file to local and unzip it
3. in jupyter notebook, run the following lines
   • replace C:/Users/abc/Documents/Graphviz with the actual directory of Graphviz folder

     import os
     os.environ["PATH"] += os.pathsep + 'C:/Users/abc/Documents/Graphviz/bin;C:/Users/abc/Documents/Graphviz/bin/dot.exe;'