pickfiles.py

grp1_subjects = ['s1','s2']
grp2_subjects = ['s3','s4']

def pickfiles(files, subjects):
    outfiles = []
    for s in subjects:
        outfiles.extend([f for f in files if s in f])
    return outfiles

"""
  c. As before, we setup a pipeline to connect these two nodes
  (l2source -> twosamplettest).
"""

l2Vbgpipeline = pe.Pipeline()
l2Vbgpipeline.config['workdir'] = os.path.join(base_dir,'l2output/social/BG/')
l2Vbgpipeline.connect([(l2Vbgsource,twosamplettest,[(('file_list',pickfiles,grp1_subjects),'images_group1'),
                                                   (('file_list',pickfiles,grp2_subjects),'images_group2')]),


l2Ppipeline = pe.Pipeline()
l2Ppipeline.config['workdir'] = os.path.abspath('./surface/l2output/novelfaces/patients/')
l2Ppipeline.config['use_parameterized_dirs'] = True
l2Ppipeline.connect([(l2Psource,l2Pconcat,[(('file_list',pickfiles, grp1_subjects),'volimages')]),
                    (l2Pregsource,l2Pconcat,[(('file_list',pickfiles, grp1_subjects),'volregs')]),
                    (l2Pconcat,onesamplettest,[('outfile','funcimage'),
                                              (('outfile',gethemi),'hemi')]),
                    ])