Got an error while executing rrt.ipynb

[sparshgarg23]

During the module import,In the planning _utils_graph.py file,there is an import statement related to bresenham,however python is unable to find the module.Could you tell me where is it located.
Thanks

[seyfig]

This package:
https://pypi.org/project/bresenham/

Version is 0.1 if it is important.