Python-Tkinter Text输入内容在界面显示的实例

import Tkinter as tkclass Window:	def __init__(self,handle):		self.win = handle		self.createwindow()		self.run()			def createwindow(self):		self.win.geometry('400x400')		#label 1		self.label_text = tk.StringVar()		self.label_text.set("----")		self.lable = tk.Label(self.win,					textvariable=self.label_text,					font=('Arial',11),width=15,height=2)		self.lable.pack()		#text_contrl		self.entry_text = tk.StringVar()		self.entry = tk.Entry(self.win,textvariable=self.entry_text,width=30)		self.entry.pack()		#button		self.button =tk.Button(self.win,text="set label to text",width=15,height=2,command=self.setlabel)		self.button.pack()	def setlabel(self):		print(self.entry_text.get())		self.label_text.set(self.entry_text.get())	def run(self):		try:			self.win.mainloop()		except Exception as e:			print ("*** exception:/n".format(e))def main():			window = tk.Tk()			window.title('hello tkinter')			Window(window).run()if __name__ == "__main__":	main()