code: def _fill_default_values(cls, cls_context, dict_):
          
  
          dict_with_default_values = dict(dict_)
          params = re.findall(cls._PATTERN_PARAM_NAME_TYPED_ANY,
                              cls_context.__doc__)
  
          for param in params:
              if param not in dict_with_default_values:
                  dict_with_default_values[param] = None
  
          return dict_with_default_values
docs: :type cls_context: type
          :type dict_: dict
  
          :rtype: dict