小编roo*_*oot的帖子

这是一个简单的数学游戏.感兴趣的功能是checkAnswer().我正在尝试更新,label1以便标签使用新的str更新,而不是连续打印多个标签.

错误:

AttributeError:'str'对象没有属性'set'

from tkinter import *

from random import randint

num1 = 0
num2 = 0
userAnswer = 0
answer = 0
score = 0
labeltext = ""

#PROGRAM FUNCTIONS
def question():
    global num1, num2
    global answer
    num1 = randint(1,10)
    num2 = randint(1,10)
    question = Label(text = "What is " + str(num1)+ " + " + str(num2) + "?").pack()
    answer = num1+num2
    print(answer) #testing purposes

def userAnswer():
    global userAnswer
    userAnswer = IntVar()
    entry = Entry(root, …