python - Trans_btn.place(x=490, y=180) 未在 Visual Studio 代码中从此代码中定义

Question

def Translate():
    translator = Translator()
    translated=translator.translate(text= Input_text.get(1.0, END) , src = src_lang.get(), dest = dest_lang.get())

    Output_text.delete(1.0, END)
    Output_text.insert(END, translated.text)
trans_btn = Button(root, text = 'Translate',font = 'arial 12 bold',pady = 5,command = Translate , bg = 'royal blue1', activebackground = 'sky blue')

trans_btn.place(x = 490, y= 180 )

root.mainloop()

错误信息：

Trans_btn.place(x=490, y=180) 未从此代码中定义

标签： pythonvisual-studio