code: def assert_array_not_equal(x, y):
      assert_raises(AssertionError, assert_array_equal, x, y)
  
file_path: small-text/tests/utils/testing.py
imports: import numpy
  from scipy.sparse import csr_matrix
  from numpy.testing import assert_array_equal, assert_raises
label_desc: Use image node_id 1 for calling a global function with example usage: assert_array_not_equal(x, y) without return types