'expects a .pheno file in the extra_files_dir - ugh'

def get_peek(self, dataset):

    pp = os.path.join(dataset.extra_files_path, ('%s.pheno' % dataset.metadata.base_name))
    try:
        p = open(pp, 'r').readlines()
    except:
        p = [('##failed    to    find    %s' % pp)]
    return ''.join(p[:5])
