code: def test_morris_sample_seed():
      N, problem = problem_setup()
  
      sample1 = morris_sampler(problem, N, seed=None)
      sample2 = morris_sampler(problem, N, seed=123)
  
      np.testing.assert_equal(
          np.any(np.not_equal(sample1, sample2)), True
      )
  
file_path: SALib/tests/test_sample_seed.py
imports: import pytest
  import numpy
  from SALib.sample import fast_sampler, finite_diff, latin, saltelli
  from SALib.sample.morris import sample
label_desc: Use image node_id 2 for calling a global function with example usage: test_morris_sample_seed() without return types