class_docstr: Test MordredDescriptors.
docstr: Set up tests.
docstr_tok: ["Set","up","tests","."]
code: def setUp(self):
      """
      Set up tests.
      """
      from rdkit import Chem
  
      smiles = "CC(=O)OC1=CC=CC=C1C(=O)O"
      self.mol = Chem.MolFromSmiles(smiles)
  
file_path: deepchem/deepchem/feat/tests/test_mordred_descriptors.py
imports: import numpy
  import unittest
  from deepchem.feat import MordredDescriptors
label_desc: Use image node_id 1 for calling the TestMordredDescriptors obj's underlying member method code with example usage: obj.setUp() without return types