code: def grover_batched_graph():
      from deepchem.utils.grover import BatchGroverGraph
  
      smiles = ["CC", "CCC", "CC(=O)C"]
  
      fg = dc.feat.CircularFingerprint()
      featurizer = dc.feat.GroverFeaturizer(features_generator=fg)
  
      graphs = featurizer.featurize(smiles)
      batched_graph = BatchGroverGraph(graphs)
      return batched_graph
  
imports: import os
  import pytest
  import deepchem
  import pandas
label_desc: Use image node_id 1 for calling a global function with example usage: grover_batched_graph() and returns: batched_graph