code: def get_folder_items(self, folder_id,
                              limit=100, offset=0, fields_list=None):
          
          qs = {  "limit": limit,
                  "offset": offset }
          if fields_list:
              qs['fields'] = ','.join(fields_list)
          return self.__request("GET", "folders/%s/items" % (folder_id, ),
                          querystring=qs)
docs: Get files and folders inside a given folder
  
          Args:
              folder_id (int): Where to get files and folders info.
  
              limit (int): The number of items to return.
  
              offset (int): The item at which to begin the response.
  
              fields_list (list): List of attributes to get. All attributes if None.
  
          Returns:
              dict. Response from Box.
  
          Raises:
              BoxError: An error response is returned from Box (status_code >= 400).
  
              BoxHttpResponseError: Response from Box is malformed.
  
              requests.exceptions.*: Any connection related problem.