#!/usr/bin/env python3 import sys if len(sys.argv) < 2: print('You must specify a file.') exit() path = sys.argv[1] try: # Opening a file # Reading the file - which returns a string # Splitting the text into lines with splitlines (which removes newline characters) # Expression is print(line) [print(line) for line in open(path).read().splitlines()] except FileNotFoundError: print('File does not exist.')