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from tkinter import *
import time
num = 1
tk = Tk()
canvas = Canvas(tk, widt=500, height=500)
canvas.pack()
itext = canvas.create_text(30, 30, text = num)
for x in range(0 , 5):
num = num +1
tk.update()
print('num=%s' %num)
tk.after(1000)
#!/usr/bin/python
# -*- coding:utf-8 -*-
from tkinter import *
import time
num=0
tk=Tk()
canvas=Canvas(tk,width=500,height=500)
canvas.pack()
itext=canvas.create_text(30,30,text=str(num))
while num<7:
num +=1
canvas.itemconfig(itext,text=str(num))
canvas.insert(itext,12,'')
tk.update()
print('num=%d'%num)
tk.after(1000)