一个计算器程序

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”’ @文件 :Caluators.py @说明 : @时间 :2021-04-06 19:43:09 @作者 : @版本 :1.0 ”’

import os,sys,time,logging import tkinter from typing import Text logging.basicConfig(level=logging.INFO)

class Caluator(tkinter.Tk): def init(self, master=None): tkinter.Tk.init(self, master) self.caluator_str = [] self.createWidgets()

def createWidgets(self):     text_area= tkinter.Text(self)     text_area.config(width=120, height=5, bg="white")     text_area.pack()      numbers_frame = tkinter.Frame(self, width=120, height=10)     numbers_frame.pack(ipadx=30, ipady=10)      button7 = tkinter.Button(numbers_frame, text="7")     button7.config(font="-family {黑体} -size 18")     button7.config(width=3, height=1)     button7.pack(side="left", padx=10, pady=10)     button7.bind("<Button-1>", self.caluator_func(7))      button8 = tkinter.Button(numbers_frame, text="8")     button8.config(width=3, height=1)     button8.config(font="-family {黑体} -size 18")     button8.pack(side="left", padx=10)      button9 = tkinter.Button(numbers_frame, text="9")     button9.config(width=3, height=1)     button9.config(font="-family {黑体} -size 18")     button9.pack(side="left", padx=10)      buttonc = tkinter.Button(numbers_frame, text="C")     buttonc.config(width=3, height=1)     buttonc.config(font="-family {黑体} -size 18")     buttonc.pack(side="left", padx=10)      numbers_frame1 = tkinter.Frame(self, width=120, height=10)     numbers_frame1.pack(ipadx=20, ipady=10)      button4 = tkinter.Button(numbers_frame1, text="4")     button4.config(width=3, height=1)     button4.config(font="-family {黑体} -size 18")     button4.pack(side="left", padx=10)      button5 = tkinter.Button(numbers_frame1, text="5")     button5.config(width=3, height=1)     button5.config(font="-family {黑体} -size 18")     button5.pack(side="left", padx=10)      button6 = tkinter.Button(numbers_frame1, text="6")     button6.config(width=3, height=1)     button6.config(font="-family {黑体} -size 18")     button6.pack(side="left", padx=10)      buttondcr = tkinter.Button(numbers_frame1, text="/")     buttondcr.config(width=3, height=1)     buttondcr.config(font="-family {黑体} -size 18")     buttondcr.pack(side="left", padx=10)          numbers_frame2 = tkinter.Frame(self, width=120, height=10)     numbers_frame2.pack(ipadx=20, ipady=10)      button1 = tkinter.Button(numbers_frame2, text="1")     button1.config(width=3, height=1)     button1.config(font="-family {黑体} -size 18")     button1.pack(side="left", padx=10)      button2 = tkinter.Button(numbers_frame2, text="2")     button2.config(width=3, height=1)     button2.config(font="-family {黑体} -size 18")     button2.pack(side="left", padx=10)      button3 = tkinter.Button(numbers_frame2, text="3")     button3.config(width=3, height=1)     button3.config(font="-family {黑体} -size 18")     button3.pack(side="left", padx=10)      buttonplus = tkinter.Button(numbers_frame2, text="*")     buttonplus.config(width=3, height=1)     buttonplus.config(font="-family {黑体} -size 18")     buttonplus.pack(side="left", padx=10)      numbers_frame3 = tkinter.Frame(self, width=120, height=10)     numbers_frame3.pack(ipadx=20, ipady=10)      button0 = tkinter.Button(numbers_frame3, text="0")     button0.config(width=3, height=1)     button0.config(font="-family {黑体} -size 18")     button0.pack(side="left", padx=10)      buttond = tkinter.Button(numbers_frame3, text=".")     buttond.config(width=3, height=1)     buttond.config(font="-family {黑体} -size 18")     buttond.pack(side="left", padx=10)      buttonr = tkinter.Button(numbers_frame3, text="<-")     buttonr.config(width=3, height=1)     buttonr.config(font="-family {黑体} -size 18")     buttonr.pack(side="left", padx=10)      buttone = tkinter.Button(numbers_frame3, text="=")     buttone.config(width=3, height=1)     buttone.config(font="-family {黑体} -size 18")     buttone.pack(side="left", padx=10)  def caluator_func(self, numbers):     self.caluator_str.append(numbers)     print(numbers) 

if name==”main“: app = Caluator() app.title(“科学计算器”) app.geometry(“280×400+120+200”) app.mainloop()

直接运行，会输出 7，但是点击 7 这个按钮，不会输出 7，请问是哪里出了问题？