Python || Create a Simple Countdown Timer Using Tkinter ⏳

[OualiCode]

import tkinter as tk
from tkinter import messagebox

def start_countdown(min):
try:
secs = int(min) * 60
except ValueError:
messagebox.showerror("Error", "Please enter a valid integer for min.")
return

def countdown():
nonlocal secs
if secs > 0:
min, sc = divmod(secs, 60)
time_str = f"{min:02}:{sc:02}"
label.config(text=time_str)
secs -= 1
root.after(1000, countdown)
else:
label.config(
text="Time's up!"
)
messagebox.showinfo('Info', "Time's up")
countdown()


root = tk.Tk()
root.title("Countdown Timer")

label = tk.Label(root, font=("Helvetica", 48))
label.pack(pady=20)

entry = tk.Entry(root, font=("Helvetica", 24))
entry.pack(pady=10)

button = tk.Button(root, text="Start Countdown", command=lambda: start_countdown(entry.get()),
font=("Helvetica", 24), bg="black", fg="white")
button.pack(pady=10)

root.mainloop()