code: def test_import_object_from_path(self):
      returned_object = functions.import_object_from_path(
          filepath, "extract_main_dataset"
      )
      assert callable(returned_object)
  
      pickle.loads(pickle.dumps(returned_object))
  
imports: from __future__ import absolute_import, print_function, division, unicode_literals
  import unittest
  import os
  import numpy
  from xcessiv import functions, exceptions
  from sklearn.datasets import load_digits
  from sklearn.ensemble import RandomForestClassifier
  from sklearn.decomposition import PCA
  from sklearn.pipeline import Pipeline
  import pickle
label_desc: Use image node_id 1 for calling the TestImportObjectFromPath obj's underlying member method code with example usage: obj.test_import_object_from_path() without return types