This repo is make up by a single notebook which explains the methodology followed for the creation of flooding maps using (1) a DTM (2) and a shapefile with the polygons of areas of influence. The variable for flooding the DTM pixels is the Total Water Level (TWL), using the bathtub method.
The supporting package used for the geoprocessing analysis is the ArcGIS' ArcPy package.

An example of the final output can be seen in the following image:

Qarraba Bay and Għajn Tuffieħa, Malta:malta: