code: def test5(self):
      a1 = SortOp("mergesort", [])
      a2 = SortOp("quicksort", [])
  
      # All the below should give true
      assert a1 != a2
      assert a1 == SortOp("mergesort", [])
      assert a2 == SortOp("quicksort", [])
  
imports: from __future__ import absolute_import, print_function, division
  from itertools import product, chain
  from functools import reduce
  import unittest
  from theano.tests import unittest_tools
  import numpy
  import theano
  from theano import tensor
  from theano.tensor.sort import sort, SortOp
  from theano.tensor.sort import argsort, ArgSortOp
  from theano.tensor.sort import topk, argtopk, topk_and_argtopk, TopKOp
label_desc: Use image node_id 6 for calling the Test_sort obj's underlying member method code with example usage: obj.test5() without return types