Timer.py

#Timer

import time
import datetime
 
# Inputs for hours, minutes, seconds on timer
h = input("Enter the time in hours: ")
m = input("Enter the time in minutes: ")
s = input("Enter the time in seconds: ")

# Create class that acts as a countdown
def countdown(h, m, s):
 
    # Calculate the total number of seconds
    total_seconds = h * 3600 + m * 60 + s
 
    # While loop that checks if total_seconds reaches zero
    # If not zero, decrement total time by one second
    while total_seconds > 0:
 
        # Timer represents time left on countdown
        timer = datetime.timedelta(seconds = total_seconds)
        
        # Prints the time left on the timer
        print(timer, end="\r")
 
        # Delays the program one second
        time.sleep(1)
 
        # Reduces total time by one second
        total_seconds -= 1
 
    print("📢Bzzz! TIME OVER!⏱⏰")

countdown(int(h), int(m), int(s))