Quick Answer

Show popup messages to users.

Understanding the Issue

Different methods to display alerts depending on the Python environment.

The Problem

This code demonstrates the issue:

Python Error 
# Need to show alert message

The Solution

Here's the corrected code:

Python Fixed 
# For command line:
print("Alert message")

# For GUI (Tkinter):
import tkinter as tk
from tkinter import messagebox
root = tk.Tk()
root.withdraw()
messagebox.showinfo("Title", "Message")

Key Takeaways

Choose appropriate alert method for your environment.