code: def test_megnet_regression():
      # TODO The test is skipped as FakeGraphGenerator has to be updated
      # to generate regression labels
      return
  
file_path: deepchem/deepchem/models/tests/test_megnet.py
imports: import pytest
  import tempfile
  import numpy
  import deepchem
  from deepchem.utils.fake_data_generator import FakeGraphGenerator
label_desc: Use image node_id 3 for calling a global function with example usage: test_megnet_regression() without return types