'''

A simple command line tool that takes 2 values and adds them together using

the calc.py library's 'add2' function.

'''

import sys

import calc

argnumbers = len(sys.argv) - 1

if argnumbers == 2 :

print("")

print("The result is " + str(calc.add2(str(sys.argv[1]), str(sys.argv[2]))))

print("")

sys.exit(0)

if argnumbers != 2 :

print("")

print("You entered " + str(argnumbers) + " value/s.")

print("")

print("Usage: 'add2vals X Y' where X and Y are individual values.")

print(" If add2vals is not in your path, usage is './add2vals X Y'.")

print(" If unbundled, usage is 'python add2vals.py X Y'.")

print("")

sys.exit(1)