justinTM

from boxsdk import DevelopmentClient
import requests
from tqdm.auto import trange

client = DevelopmentClient()
user = client.user().get()

folder = client.folder(folder_id='XXXXXXXXXXXX')
files = [item for item in folder.get_items()]

justinTM

function GetSubfolderNames(rootFolderID) {
  var rootFolder = DriveApp.getFolderById(rootFolderID);
  var subfolders = rootFolder.getFolders();
  var subfolderName;
  var subfolderNames = [];
  
  for (var i=0; ; i++) {
    try {subfolderName = subfolders.next().getName();}
    catch(e){
      if (e == "Exception: Cannot retrieve the next object: iterator has reached the end.")