code: def test_FindCenterOfBrain_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          axis=dict(
              argstr="--axis %d",
          ),
          backgroundValue=dict(
              argstr="--backgroundValue %d",
          ),
          clippedImageMask=dict(
              argstr="--clippedImageMask %s",
              hash_files=False,
          ),
          closingSize=dict(
              argstr="--closingSize %d",
          ),
          debugAfterGridComputationsForegroundImage=dict(
              argstr="--debugAfterGridComputationsForegroundImage %s",
              hash_files=False,
          ),
          debugClippedImageMask=dict(
              argstr="--debugClippedImageMask %s",
              hash_files=False,
          ),
          debugDistanceImage=dict(
              argstr="--debugDistanceImage %s",
              hash_files=False,
          ),
          debugGridImage=dict(
              argstr="--debugGridImage %s",
              hash_files=False,
          ),
          debugTrimmedImage=dict(
              argstr="--debugTrimmedImage %s",
              hash_files=False,
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          generateDebugImages=dict(
              argstr="--generateDebugImages ",
          ),
          headSizeEstimate=dict(
              argstr="--headSizeEstimate %f",
          ),
          headSizeLimit=dict(
              argstr="--headSizeLimit %f",
          ),
          imageMask=dict(
              argstr="--imageMask %s",
              extensions=None,
          ),
          inputVolume=dict(
              argstr="--inputVolume %s",
              extensions=None,
          ),
          maximize=dict(
              argstr="--maximize ",
          ),
          otsuPercentileThreshold=dict(
              argstr="--otsuPercentileThreshold %f",
          ),
      )
      inputs = FindCenterOfBrain.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_FindCenterOfBrain_inputs() without return types