code: def test_Localstat_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          automask=dict(
              argstr="-automask",
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          grid_rmode=dict(
              argstr="-grid_rmode %s",
              requires=["reduce_restore_grid"],
          ),
          in_file=dict(
              argstr="%s",
              extensions=None,
              mandatory=True,
              position=-1,
          ),
          mask_file=dict(
              argstr="-mask %s",
              extensions=None,
          ),
          neighborhood=dict(
              argstr="-nbhd '%s(%s)'",
              mandatory=True,
          ),
          nonmask=dict(
              argstr="-use_nonmask",
          ),
          num_threads=dict(
              nohash=True,
              usedefault=True,
          ),
          out_file=dict(
              argstr="-prefix %s",
              extensions=None,
              keep_extension=True,
              name_source="in_file",
              name_template="%s_localstat",
              position=0,
          ),
          outputtype=dict(),
          overwrite=dict(
              argstr="-overwrite",
          ),
          quiet=dict(
              argstr="-quiet",
          ),
          reduce_grid=dict(
              argstr="-reduce_grid %s",
              xor=["reduce_restore_grid", "reduce_max_vox"],
          ),
          reduce_max_vox=dict(
              argstr="-reduce_max_vox %s",
              xor=["reduce_restore_grid", "reduce_grid"],
          ),
          reduce_restore_grid=dict(
              argstr="-reduce_restore_grid %s",
              xor=["reduce_max_vox", "reduce_grid"],
          ),
          stat=dict(
              argstr="-stat %s...",
              mandatory=True,
          ),
      )
      inputs = Localstat.input_spec()
  
      for key, metadata in list(input_map.items()):
          for metakey, value in list(metadata.items()):
              assert getattr(inputs.traits()[key], metakey) == value
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_Localstat_inputs() without return types