#Temperature Calculation module
#2022年11月21日  N.SUN

#coding: utf-8
import os

#関数定義
def getdata():
     x = float(input("温度を入力してください："))
     return x

def choose():
     while True:
          choice = input("C -> F: 1,  F -> C: 2 >>> ")
          if choice not in ['1', '2']:
               print("入力ミス。もう一度入力してください。")
          elif choice in ['1','2']:
               break
     return int(choice)-1
          
def calCF():
     word = ["C -> F","F -> C","Celsius","Fahrenheit"]
     choice = choose()
     print("あなたは"+word[choice]+"しますので、"+word[choice+2]+"の",end='')

     if choice == 0:
         Celsius = getdata()
         Fahrenheit = round((Celsius * 1.8) + 32, 2)
         print(str(Celsius) + " degree Celsius is " + str(Fahrenheit) + " degree Fahrenheit.")
     elif choice == 1:
         Fahrenheit = getdata()
         Celsius = round((Fahrenheit - 32) / 1.8, 2)
         print(str(Fahrenheit) + " degree Fahrenheit is " + str(Celsius) + " degree Celsius.")