message: cross python version tkinter
diff: @@ -3,8 +3,14 @@ import time
  import pandas as pd
  import numpy as np
  import random
  +try:
  + # for Python2
  import Tkinter as tk
  from Tkinter import *
  +except ImportError:
  + # for Python3
  + import tkinter as tk
  + from tkinter import *
  import argparse
  import yaml
  import pickle
  