def METHOD_NAME():
    input_map = dict(
        allow_ill_cond=dict(
            argstr="--illcond",
        ),
        allow_repeated_subjects=dict(
            argstr="--allowsubjrep",
        ),
        args=dict(
            argstr="%s",
        ),
        calc_AR1=dict(
            argstr="--tar1",
        ),
        check_opts=dict(
            argstr="--checkopts",
        ),
        compute_log_y=dict(
            argstr="--logy",
        ),
        contrast=dict(
            argstr="--C %s...",
        ),
        cortex=dict(
            argstr="--cortex",
            xor=["label_file"],
        ),
        debug=dict(
            argstr="--debug",
        ),
        design=dict(
            argstr="--X %s",
            extensions=None,
            xor=("fsgd", "design", "one_sample"),
        ),
        diag=dict(
            argstr="--diag %d",
        ),
        diag_cluster=dict(
            argstr="--diag-cluster",
        ),
        environ=dict(
            nohash=True,
            usedefault=True,
        ),
        fixed_fx_dof=dict(
            argstr="--ffxdof %d",
            xor=["fixed_fx_dof_file"],
        ),
        fixed_fx_dof_file=dict(
            argstr="--ffxdofdat %d",
            extensions=None,
            xor=["fixed_fx_dof"],
        ),
        fixed_fx_var=dict(
            argstr="--yffxvar %s",
            extensions=None,
        ),
        force_perm=dict(
            argstr="--perm-force",
        ),
        fsgd=dict(
            argstr="--fsgd %s %s",
            xor=("fsgd", "design", "one_sample"),
        ),
        fwhm=dict(
            argstr="--fwhm %f",
        ),
        glm_dir=dict(
            argstr="--glmdir %s",
            genfile=True,
        ),
        hemi=dict(),
        in_file=dict(
            argstr="--y %s",
            copyfile=False,
            extensions=None,
            mandatory=True,
        ),
        invert_mask=dict(
            argstr="--mask-inv",
        ),
        label_file=dict(
            argstr="--label %s",
            extensions=None,
            xor=["cortex"],
        ),
        logan=dict(
            argstr="--logan %s %s %f",
        ),
        mask_file=dict(
            argstr="--mask %s",
            extensions=None,
        ),
        mrtm1=dict(
            argstr="--mrtm1 %s %s",
        ),
        mrtm2=dict(
            argstr="--mrtm2 %s %s %f",
            mandatory=True,
        ),
        nii=dict(
            argstr="--nii",
            xor=["nii", "nii_gz"],
        ),
        nii_gz=dict(
            argstr="--nii.gz",
            xor=["nii", "nii_gz"],
        ),
        no_contrast_ok=dict(
            argstr="--no-contrasts-ok",
        ),
        no_est_fwhm=dict(
            argstr="--no-est-fwhm",
        ),
        no_mask_smooth=dict(
            argstr="--no-mask-smooth",
        ),
        no_prune=dict(
            argstr="--no-prune",
            xor=["prunethresh"],
        ),
        one_sample=dict(
            argstr="--osgm",
            xor=("one_sample", "fsgd", "design", "contrast"),
        ),
        pca=dict(
            argstr="--pca",
        ),
        per_voxel_reg=dict(
            argstr="--pvr %s...",
        ),
        profile=dict(
            argstr="--profile %d",
        ),
        prune=dict(
            argstr="--prune",
        ),
        prune_thresh=dict(
            argstr="--prune_thr %f",
            xor=["noprune"],
        ),
        resynth_test=dict(
            argstr="--resynthtest %d",
        ),
        save_cond=dict(
            argstr="--save-cond",
        ),
        save_estimate=dict(
            argstr="--yhat-save",
        ),
        save_res_corr_mtx=dict(
            argstr="--eres-scm",
        ),
        save_residual=dict(
            argstr="--eres-save",
        ),
        seed=dict(
            argstr="--seed %d",
        ),
        self_reg=dict(
            argstr="--selfreg %d %d %d",
        ),
        sim_done_file=dict(
            argstr="--sim-done %s",
            extensions=None,
        ),
        sim_sign=dict(
            argstr="--sim-sign %s",
        ),
        simulation=dict(
            argstr="--sim %s %d %f %s",
        ),
        subject_id=dict(),
        subjects_dir=dict(),
        surf=dict(
            argstr="--surf %s %s %s",
            requires=["subject_id", "hemi"],
        ),
        surf_geo=dict(
            usedefault=True,
        ),
        synth=dict(
            argstr="--synth",
        ),
        uniform=dict(
            argstr="--uniform %f %f",
        ),
        var_fwhm=dict(
            argstr="--var-fwhm %f",
        ),
        vox_dump=dict(
            argstr="--voxdump %d %d %d",
        ),
        weight_file=dict(
            extensions=None,
            xor=["weighted_ls"],
        ),
        weight_inv=dict(
            argstr="--w-inv",
            xor=["weighted_ls"],
        ),
        weight_sqrt=dict(
            argstr="--w-sqrt",
            xor=["weighted_ls"],
        ),
        weighted_ls=dict(
            argstr="--wls %s",
            extensions=None,
            xor=("weight_file", "weight_inv", "weight_sqrt"),
        ),
    )
    inputs = MRTM2.input_spec()
    for key, metadata in list(input_map.items()):
        for metakey, value in list(metadata.items()):
            assert getattr(inputs.traits()[key], metakey) == value