012-temperature_converter.py

#!/usr/bin/env python3

#Temperature converter 

#Step 1: Define conversion functions
def celsius_to_farenheit(celsius):
    return (celsius * 9/5) + 32

def celsius_to_kelvin(celsius):
    return celsius + 273.15

def farenheit_to_celsius(farenheit):
    return (farenheit - 32) * 5/9 

def farenheit_to_kelvin(farenheit):
    return (farenheit - 32) * 5/9 + 273.15

def kelvin_to_celsius(kelvin):
    return kelvin - 273.15

def kelvin_to_farenheit(kelvin):
    return (kelvin - 273.15) * 9/5 + 32

#Step 2: Display the menu

def show_menu():
    print("\n---Temperature Converter Menu---")
    print("1. Celsius to Farenheit & Kelvin")
    print("2. Farenheit to Celsius & Kelvin")
    print("3. Kelvin to Celsius & Farenheit")
    print("4. Exit")

#Step 3: Main Program 
while True:
    show_menu()
    choice = input("Enter your choice (1/2/3/4): ")

    if choice == "1":
        celsius = float(input("Enter temperature in Celsius: "))
        print(f'Farenheit: {celsius_to_farenheit(celsius):.2f}')
        print(f'Kelvin: {celsius_to_kelvin(celsius):.2f}')

    elif choice == "2":
        farenheit = float(input("Enter temperature in Farenheit: "))
        print(f'Calsius: {farenheit_to_celsius(farenheit):.2f}')
        print(f'Kelvin: {farenheit_to_kelvin(farenheit):.2f}')

    elif choice == "3":
        kelvin = float(input("Enter temperature in Kelvin: "))
        print(f'Calsius: {kelvin_to_celsius(kelvin):.2f}')
        print(f'Farenheit: {kelvin_to_farenheit(kelvin):.2f}')  

    elif choice == "4":
        print("Exiting the program. Goodbye!")
        break

    else:
        print("Invalid choice. Please select a valid option.")