import os

launch_fmriprep = 'unset PYTHONPATH; \
fsl_sub singularity run \
--cleanenv \
~/scratch/gut_study/data/fmriprep-latest.sif \
~/scratch/gut_study/data/bids_nii/ \
~/scratch/gut_study/data/fmriprep_out_3 \
participant \
-w ~/scratch/gut_study/data/fmriprep_wd_3 \
--participant-label 018 \
--t2s-coreg \
--n_cpus 8 \
--low-mem \
--fs-no-reconall \
--force-syn \
--fs-license-file ~/scratch/gut_study/data/license.txt'

os.system(launch_fmriprep)