Follow these instructions to set up an IBL environment which can load the data through the ONE interface: https://github.com/int-brain-lab/iblenv. The data are not publicly available yet, you will need IBL access.
Install psychofit: activate the iblenv and run the following commands
git clone https://github.com/cortex-lab/psychofit
conda develop ./psychofit
Make a python script called serotonin_paths.py in the root of the repository directory with the following content:
DATA_PATH = '' # put the path to where the data is here
SAVE_PATH = '' # put the path to where you want to save any results here
FIG_PATH = '' # put the path to where you want to save figures here