How to return an alert for a specific input using Tkinter?
The userinput variable needs to refer to entry1.get()
The label_Output needs to have your Output variable as its text
import tkinter as tkroot = tk.Tk()canvas1=tk.Canvas(root,width=400,height=300,relief='raised')canvas1.pack()label1 = tk.Label(root,text='LookUp')label1.config(fg='blue',font=('times',30,'bold'))canvas1.create_window(200,100,window=label1)entry1 = tk.Entry (root)canvas1.create_window(200,140,window=entry1)def values(): userinput = entry1.get() if userinput == 'test': Output = ('Alert Executed') label_Output = tk.Label(root,text=Output,bg='red') canvas1.create_window(270,200,window=label_Output) else: Output = ('') label_Output = tk.Label(root,text= Output) canvas1.create_window(270,200,window=label_Output)button1=tk.Button(root,text='Search',command=values,bg='green',fg='white')canvas1.create_window(200,180,window=button1)root.mainloop()