from aslprep.workflows.tests import mock_config
from aslprep import config
from aslprep.workflows.asl.base import init_asl_preproc_wf
with mock_config():
    asl_file = config.execution.bids_dir / 'sub-01' / 'perf'/ 'sub-01_asl.nii.gz'
    wf = init_asl_preproc_wf(str(asl_file))