Katas of Programming

conversor.py

#!/bin/python
# coding=utf-8

import os
from math import ceil

def celsius(value):
   return ceil((value - 32)*(5/9))

def fahrenheit(value):
   return ceil((value* 9/5) + 32)

def main():
   os.system('clear')
   print("\t [ Calculates the conversion from degrees Celsius to Fahrenheit and viceversa ]")
   try:
      grade = float(input("Enter a grade: "))
      option = int(input("\t *** Menu *** \n\t1. Celsius to Fahrenheit.\n\t2. Fahrenheit to Celsius.\n\tYour option is:"))
   except ValueError as ex:
      print(f"ValueError: {ex}")
      print(f"{grade} or {option} are not numeric.\n Please, enter a numeric value.")
   if option == 1:
      print(f"Celsius to Fahrenheit is: {fahrenheit(grade)}")
   elif option == 2:
      print(f"Fahrenheit to Celsius is: {celsius(grade)}")
   else:
      print(f"The option ({option}) is not correct.")
   print("Done!")


if __name__ == "__main__":
     main()