The DeepMind opens the code of grid cells (Banino et al 2018) via GitHub(https://github.com/deepmind/grid-cells) in Jan. 2019. This package provides an implementation of the supervised learning experiments in Vector-based navigation using grid-like representations in artificial agents, as published in Nature. 

For further info, please visit the  GitHub (https://github.com/deepmind/grid-cells). 

Paper : “Banino et al. “Vector-based navigation using grid-like representations in artificial agents.” Nature 557.7705 (2018): 429.”

Code: https://github.com/deepmind/grid-cells 

Datasets: https://console.cloud.google.com/storage/browser/grid-cells-datasets?pli=1