This is the readme for the models associated with the paper:

Iascone DM, Li Y, Sumbul U, Doron M, Chen H, Andreu V, Goudy F, Blockus H, Abbott LF, Segev I, Peng H, Polleux F (2020) Whole-Neuron Synaptic Mapping Reveals Spatially Precise Excitatory/Inhibitory Balance Limiting Dendritic and Somatic Spiking. Neuron
http://dx.doi.org/https://doi.org/10.1016/j.neuron.2020.02.015

This NEURON code was contributed by M Doron.

If you need additional help for your platform please consult:
https://senselab.med.yale.edu/ModelDB/NEURON_DwnldGuide

Compile the mod files as usual with a terminal command (or equivalent)

nrnivmodl mod_files

and then run the model with a command
python run_simulation.py
or
python3 run_simulation_python3.py

Note: the python3 version was supplied by the ModelDB administrator.