code: def test_holdertable_output(x, minima):
      """Tests holdertable function output."""
      assert np.isclose(fx.holdertable(x), minima).all()
  
imports: from collections import namedtuple
  import numpy
  import pytest
  from pyswarms.utils.functions import single_obj
label_desc: Use image node_id 10 for calling a global function with example usage: test_holdertable_output(x, minima) without return types