#!/bin/python # add in Python # you can run this script with: python3 addInPython.py < first number > < second number > import colorama, os, sys, traceback from colorama import Fore, Style from datetime import datetime colorama.init() def checkOs(): print("Started checking operating system at", datetime.now().strftime("%m-%d-%Y %I:%M %p")) if sys.platform == "win32": print(Fore.GREEN + "Operating System: ", end=""); sys.stdout.flush() os.system('ver') print(Style.RESET_ALL, end="") operatingSystem = "Windows" elif sys.platform == "darwin": print(Fore.GREEN + "Operating System: ") os.system('sw_vers') print(Style.RESET_ALL, end="") operatingSystem = "macOS" elif sys.platform == "linux": print(Fore.GREEN + "Operating System: ") os.system('uname -r') print(Style.RESET_ALL, end="") operatingSystem = "Linux" print("Finished checking operating system at", datetime.now().strftime("%m-%d-%Y %I:%M %p")) print("") return operatingSystem def getFirstNumber(operatingSystem): if operatingSystem == "Windows": firstNumber = int(input("Type first number and press the \"Enter\" key (Example: 2): ")) elif operatingSystem == "macOS" or operatingSystem == "Linux": firstNumber = int(input("Type first number and press the \"return\" key (Example: 2): ")) print("") return firstNumber def getSecondNumber(operatingSystem): if operatingSystem == "Windows": secondNumber = int(input("Type second number and press the \"Enter\" key (Example: 2): ")) elif operatingSystem == "macOS" or operatingSystem == "Linux": secondNumber = int(input("Type second number and press the \"return\" key (Example: 2): ")) print("") return secondNumber def checkParameters(firstNumber, secondNumber): print("Started checking parameter(s) at", datetime.now().strftime("%m-%d-%Y %I:%M %p")) valid = True print("Parameter(s):") print("---------------------------------------") print("firstNumber : {0}".format(firstNumber)) print("secondNumber: {0}".format(secondNumber)) print("---------------------------------------") if firstNumber == None or firstNumber == "": print(Fore.RED + "firstNumber is not set." + Style.RESET_ALL) valid = False if secondNumber == None or secondNumber == "": print(Fore.RED + "secondNumber is not set." + Style.RESET_ALL) valid = False if valid == True: print(Fore.GREEN + "All parameter check(s) passed." + Style.RESET_ALL) print("Finished checking parameter(s) at", datetime.now().strftime("%m-%d-%Y %I:%M %p")) print("") else: raise Exception("One or more parameter checks are incorrect.") def addFunction(): print("\nLet's add in Python!\n") try: operatingSystem = checkOs() if len(sys.argv) > 2: firstNumber = int(sys.argv[1]) secondNumber = int(sys.argv[2]) else: firstNumber = getFirstNumber(operatingSystem) secondNumber = getSecondNumber(operatingSystem) checkParameters(firstNumber, secondNumber) startDateTime = datetime.now() print("Started adding at", startDateTime.strftime("%m-%d-%Y %I:%M %p")) result = firstNumber + secondNumber print(Fore.BLUE + "{0} + {1} = {2}".format(firstNumber, secondNumber, result)) print(Fore.GREEN + "Successfully added in Python." + Style.RESET_ALL) finishedDateTime = datetime.now() print("Finished adding at", finishedDateTime.strftime("%m-%d-%Y %I:%M %p")) duration = finishedDateTime - startDateTime print("Total execution time: {0} second(s)".format(duration.seconds)) print("") except Exception: print(Fore.RED + "Failed to add in Python.") traceback.print_exc() exit("" + Style.RESET_ALL) addFunction()