code: def test_sparse_addition(A):
      assert isinstance(
          (A + A), 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 7 for calling a global function with example usage: test_sparse_addition(A) without return types