code: def test_set_module(self):
      assert_equal(np.sum.__module__, "numpy")
      assert_equal(np.char.equal.__module__, "numpy.char")
      assert_equal(np.fft.fft.__module__, "numpy.fft")
      assert_equal(np.linalg.solve.__module__, "numpy.linalg")
  
imports: import inspect
  import sys
  import os
  import tempfile
  from io import StringIO
  from unittest import mock
  import pickle
  import pytest
  import numpy
  from numpy.testing import assert_, assert_equal, assert_raises, assert_raises_regex
  from numpy._core.overrides import _get_implementing_args, array_function_dispatch, verify_matching_signatures
label_desc: Use image node_id 1 for calling the TestNumPyFunctions obj's underlying member method code with example usage: obj.test_set_module() without return types