code: def test_neq(self):
      other = poly.Polynomial([1, 2, 3], symbol="y")
      assert_(not self.p == other)
  
imports: import pytest
  import numpy.polynomial
  from numpy.core import array
  from numpy.testing import assert_equal, assert_raises, assert_
label_desc: Use image node_id 2 for calling the TestEquality obj's underlying member method code with example usage: obj.test_neq() without return types