class_docstr: Test basic function of molnet
code: def setUp(self):
      super(TestMolnet, self).setUp()
      self.current_dir = os.path.dirname(os.path.abspath(__file__))
  
file_path: deepchem/deepchem/molnet/tests/test_molnet.py
imports: import csv
  import tempfile
  import unittest
  import numpy
  import os
  import pytest
  import deepchem
  from deepchem.molnet.run_benchmark import run_benchmark
label_desc: Use image node_id 1 for calling the TestMolnet obj's underlying member method code with example usage: obj.setUp() without return types