This pkg is part of the PyGran project, an open-source toolkit primarily designed for DEM simulation & analysis. In addition to performing basic and custom post-processing, PyGran enables running DEM simulation with the PyGranSim module. For more info on PyGran, see here.

If your find PyGran useful in your research, please consider citing the following paper:

@article{aam2019pygran,
  title={PyGran: An object-oriented library for DEM simulation and analysis},
  author={Abi-Mansour, Andrew},
  journal={SoftwareX},
  volume={9},
  pages={168--174},
  year={2019},
  publisher={Elsevier},
  doi={10.1016/j.softx.2019.01.016}
}