code: def test_dense_divide(A):
      assert isinstance(
          (A / 2), scipy.sparse.sparray
      ), "Expected array, got matrix"
  
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 14 for calling a global function with example usage: test_dense_divide(A) without return types