code: def test_TraitedSpec_tab_completion():
      bet_nd = Node(fsl.BET(), name="bet")
      bet_interface = fsl.BET()
      bet_inputs = bet_nd.inputs.class_editable_traits()
      bet_outputs = bet_nd.outputs.class_editable_traits()
  
      # Check __all__ for bet node and interface inputs
      assert set(bet_nd.inputs.__all__) == set(bet_inputs)
      assert set(bet_interface.inputs.__all__) == set(bet_inputs)
  
      # Check __all__ for bet node outputs
      assert set(bet_nd.outputs.__all__) == set(bet_outputs)
  
imports: import os
  import warnings
  import pytest
  from ....utils.filemanip import split_filename
  from ...None import base
  from ...base import traits, Undefined
  from ....interfaces import fsl
  from ...utility.wrappers import Function
  from ....pipeline import Node
  from ..specs import get_filecopy_info
label_desc: Use image node_id 3 for calling a global function with example usage: test_TraitedSpec_tab_completion() without return types