from collections import namedtuple, OrderedDict
from dmriprep.workflows.base import init_single_subject_wf
BIDSLayout = namedtuple('BIDSLayout', ['root'])
wf = init_single_subject_wf(
    subject_id='test',
    session_list=[],
    name='single_subject_wf',
    layout=BIDSLayout,
    output_dir='.',
    work_dir='.',
    ignore=['fieldmaps'],
    b0_thresh=5,
    output_resolution=(1, 1, 1),
    bet_dwi=0.3,
    bet_mag=0.3,
    omp_nthreads=1,
    synb0_dir=''
)