code: def merge_config(self, user_config):
          '''
          Take a dictionary of user preferences and use them to update the default
          data, model, and conversation configurations.
          '''
  
          # provisioanlly update the default configurations with the user preferences
          temp_data_config = copy.deepcopy(self.data_config).update(user_config)
          temp_model_config = copy.deepcopy(self.model_config).update(user_config)
          temp_conversation_config = copy.deepcopy(self.conversation_config).update(user_config)
  
          # if the new configurations validate, apply them
          if validate_data_config(temp_data_config):
              self.data_config = temp_data_config
          if validate_model_config(temp_model_config):
              self.model_config = temp_model_config
          if validate_conversation_config(temp_conversation_config):
              self.conversation_config = temp_conversation_confif merge_config(self, user_config):
          '''
          Take a dictionary of user preferences and use them to update the default
          data, model, and conversation configurations.
          '''
  
          # provisioanlly update the default configurations with the user preferences
          temp_data_config = copy.deepcopy(self.data_config).update(user_config)
          temp_model_config = copy.deepcopy(self.model_config).update(user_config)
          temp_conversation_config = copy.deepcopy(self.conversation_config).update(user_config)
  
          # if the new configurations validate, apply them
          if validate_data_config(temp_data_config):
              self.data_config = temp_data_config
          if validate_model_config(temp_model_config):
              self.model_config = temp_model_config
          if validate_conversation_config(temp_conversation_config):
              self.conversation_config = temp_conversation_config
docs: Take a dictionary of user preferences and use them to update the default
          data, model, and conversation configurations.