from tkinter import Tk, messagebox, filedialog, ttk from boto3.s3.transfer import TransferConfig import tkinter as tk import boto3, time, threading, os, sys, aws_info class MyFirstGUI: #틀 def __init__(self, app): self.a = [] self.b = [] self.app = app app.title("test") app.geometry('720x520') app.resizable(False, False) #매뉴바 생성 menubar = tk.Menu(app) filemenu = tk.Menu(menubar, tearoff=0) menuba..