class_docstr: Abstract base class for DeepChem models.
class_docstr_tok: ["Abstract","base","class","for","DeepChem","models","."]
docstr: Given model directory, obtain filename for the model itself.
docstr_tok: ["Given","model","directory",",","obtain","filename","for","the","model","itself","."]
code: def get_params_filename(model_dir: str) -> str:
      """
      Given model directory, obtain filename for the model itself.
      """
      return os.path.join(model_dir, "model_params.joblib")
  
imports: import os
  import shutil
  import tempfile
  import logging
  from typing import List, Optional, Sequence
  import numpy
  from deepchem.data import Dataset
  from deepchem.metrics import Metric
  from deepchem.trans import Transformer, undo_transforms
  from deepchem.utils.evaluate import Evaluator
  from deepchem.utils.typing import OneOrMany
label_desc: Use image node_id 7 for calling the Model obj's underlying member method code with example usage: obj.get_params_filename(model_dir) and returns: os