code: def test_no_H_attr(A):
      with pytest.warns(VisibleDeprecationWarning):
          A.H
  
imports: import pytest
  import numpy
  import numpy.testing
  import scipy.sparse
  import scipy.sparse.linalg
  from scipy._lib._util import VisibleDeprecationWarning
label_desc: Use image node_id 16 for calling a global function with example usage: test_no_H_attr(A) without return types