code: def test_link_func_monoclassification_1():
      predictions = np.array([1.0])
      expected = -np.inf
      result = link_func(predictions, "monoclassification")
      assert result == expected
  
imports: import numpy
  import pytest
  from interpret.utils import link_func, inv_link
label_desc: Use image node_id 8 for calling a global function with example usage: test_link_func_monoclassification_1() without return types