import tkinter as tk2 root = tk2.Tk() root.title("AAAAAA") fr = tk2.Frame(root,height=500,width=500) fr.grid() label1 = tk2.Label(fr,text='猫') label1.grid(row=1,column=1) def f(): print("a") b1 = tk2.Button(fr,text='OK',command=f) b1.grid(row=2,column=1,columnspan=2) root.mainloop()