code: def _preproc_name(name: str):
      """Preprocess the name of the attribute.
  
      Examples
      --------
      >>> from deepchem.utils.attribute_utils import _preproc_name
      >>> _preproc_name("alpha.params[1]")
      ['alpha', 'params', '[1]']
  
      Parameters
      ----------
      name : str
          The name of the attribute.
  
      Returns
      -------
      names : str
          The preprocessed name of the attribute.
  
      """
      return sp.findall(name)
  
file_path: deepchem/deepchem/utils/attribute_utils.py
imports: import re
  import ast
  from typing import Callable, Any
label_desc: Use image node_id 7 for calling a global function with example usage: _preproc_name(name) and returns: sp