It seems that there is a very neat multi-tree plot option in the R package for XGBoost. I would like to work on a python package version for the same. Would really appreciate any help with testing ...

That can be known using 'Scatter plot'.When there are more then one independent variables and one dependent variable then that is Multi-Linear regression. In case of this we use Pair plot to view ...

Learn how to use Python libraries and tools to create different types of charts and graphs with multiple data sets or variables.