code: def _basis_notes_path(name, data_dir):
      '''Form a path to the notes for a basis set'''
  
      data_dir = fix_data_dir(data_dir)
      bs_data = _get_basis_metadata(name, data_dir)
  
      # the notes file is the same as the base file name, with a .notes extension
      filebase = bs_data['basename']
      file_path = os.path.join(data_dir, filebase + '.notes')
      return file_patf _basis_notes_path(name, data_dir):
      '''Form a path to the notes for a basis set'''
  
      data_dir = fix_data_dir(data_dir)
      bs_data = _get_basis_metadata(name, data_dir)
  
      # the notes file is the same as the base file name, with a .notes extension
      filebase = bs_data['basename']
      file_path = os.path.join(data_dir, filebase + '.notes')
      return file_path
docs: Form a path to the notes for a basis set