code: def smiles_multitask_regression_dataset():
      cwd = os.path.dirname(os.path.abspath(__file__))
      input_file = os.path.join(
          cwd, "../../tests/assets/multitask_regression.csv"
      )
  
      loader = dc.data.CSVLoader(
          tasks=["task0", "task1"],
          feature_field="smiles",
          featurizer=dc.feat.DummyFeaturizer(),
      )
      dataset = loader.create_dataset(input_file)
      return dataset
  
imports: import os
  import pytest
  import deepchem
  import pandas
label_desc: Use image node_id 3 for calling a global function with example usage: smiles_multitask_regression_dataset() and returns: dataset