def subj_object_provider(subj_name, subj_dict):
    """
    Convenience function version of the subject_dict, to be turned into a
    nipype node.

    Parameters
    ----------
    subj_name : str
        subject ID
    subj_dict : dict
        Dictionary of explore.hf subject objects

    Returns
    -------
    subj_obj : explore.hf subject object
        Corresponding subject object
    """
    subj_obj = subj_dict[subj_name]
    return subj_obj