text: from subprocess import Popen, PIPE, DEVNULL
  from os.path import isfile, exists
  
  # Just some functions that I use day-to-day with python
  # Created by Simon Gardling
  
  def run_command(command):
      process = Popen(command, stdout=PIPE, universal_newlines=True, shell=True, stderr=DEVNULL)
      stdout, stderr = process.communicate()
      del stderr
      return stdout
  
  def yes_or_no(question):
      answer = input(question + " (y/n): ").lower().strip()
      print("")
      while not(answer == "y" or answer == "yes" or \
      answer == "n" or answer == "no"):
          print("Input yes or no")
          answer = input(question + "(y/n):").lower().strip()
          print("")
      if answer[0] == "y":
          return True
      else:
          return False