old_contents: #! /usr/bin/env python
  
  from subprocess import Popen, PIPE
  
  
  def _popen(cmd):
      """
      Fork the specified command, returning a tuple of (stdout, stderr)
      """
      return Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate()
  
new_contents: #! /usr/bin/env python
  
  from subprocess import Popen, PIPE
  
  
  def launch(cmd):
      """
      Fork the specified command, returning a tuple of (stdout, stderr)
      """
      return Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate()
  
  
  def get_stdout(cmd):
      """
      Fork the specified command, returning stdout
      """
      return launch(cmd)[0]
  
subject: Add a wrapper to get just stdout back