old_contents: #!/usr/bin/env python3
  
  # Copyright (c) Facebook, Inc. and its affiliates.
  # This source code is licensed under the MIT license found in the
  # LICENSE file in the root directory of this source tree.
  
  """
  Blender 2.7B model fine-tuned on the SaFeRDialogues and BST (without persona) tasks.
  """
  
  from parlai.core.build_data import download_models
  
  
  def download(datapath):
      opt = {'datapath': datapath}
      version = 'v0.1'
      fnames = [f'models_{version}.tar.gz']
      download_models(
          opt,
          fnames,
          model_folder='saferdialogues',
          version=version,
          use_model_type=False,
      )
  
new_contents: #!/usr/bin/env python3
  
  # Copyright (c) Facebook, Inc. and its affiliates.
  # This source code is licensed under the MIT license found in the
  # LICENSE file in the root directory of this source tree.
  
  """
  Blender 2.7B model fine-tuned on the SaFeRDialogues and BST (without persona) tasks.
  """
  
  from parlai.core.build_data import download_models
  
  
  def download(datapath):
      opt = {'datapath': datapath}
      version = 'v0.2'
      fnames = [f'models_{version}.tar.gz']
      download_models(
          opt,
          fnames,
          model_folder='saferdialogues',
          version=version,
          use_model_type=False,
      )
  
subject: update saferdialogues version with added model files (#4892)