You can find an extensive hands-on tutorial, courtesy of the ALCF PythonFOAM workshop, here: https://www.youtube.com/watch?v=-Sa2OEssru8 PODFoam/: A pimpleFoam solver ...
The full documentation is here. The purpose of this project is to allow easy plotting of curly brace between two points when using matplotlib. This feature is not built into matplotlib (also, not ...