code: def test_Zeropad_inputs():
      input_map = dict(
          A=dict(
              argstr="-A %i",
              xor=["master"],
          ),
          AP=dict(
              argstr="-AP %i",
              xor=["master"],
          ),
          I=dict(
              argstr="-I %i",
              xor=["master"],
          ),
          IS=dict(
              argstr="-IS %i",
              xor=["master"],
          ),
          L=dict(
              argstr="-L %i",
              xor=["master"],
          ),
          P=dict(
              argstr="-P %i",
              xor=["master"],
          ),
          R=dict(
              argstr="-R %i",
              xor=["master"],
          ),
          RL=dict(
              argstr="-RL %i",
              xor=["master"],
          ),
          S=dict(
              argstr="-S %i",
              xor=["master"],
          ),
          args=dict(
              argstr="%s",
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          in_files=dict(
              argstr="%s",
              copyfile=False,
              extensions=None,
              mandatory=True,
              position=-1,
          ),
          master=dict(
              argstr="-master %s",
              extensions=None,
              xor=[
                  "I",
                  "S",
                  "A",
                  "P",
                  "L",
                  "R",
                  "z",
                  "RL",
                  "AP",
                  "IS",
                  "mm",
              ],
          ),
          mm=dict(
              argstr="-mm",
              xor=["master"],
          ),
          num_threads=dict(
              nohash=True,
              usedefault=True,
          ),
          out_file=dict(
              argstr="-prefix %s",
              extensions=None,
              name_template="zeropad",
          ),
          outputtype=dict(),
          z=dict(
              argstr="-z %i",
              xor=["master"],
          ),
      )
      inputs = Zeropad.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_Zeropad_inputs() without return types