old_contents: import os
  import signal, sys
  sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..'))
  
  log = open('/var/tmp/subprocess', 'w')
  log.write(os.path.join(os.path.dirname(__file__), '..', '..'))
  log.close()
  from kitchen.pycompat27.subprocess import _subprocess as subprocess
  
  # On Linux this causes os.waitpid to fail with OSError as the OS has already
  # reaped our child process.  The wait() passing the OSError on to the caller
  # and causing us to exit with an error is what we are testing against.
  signal.signal(signal.SIGCHLD, signal.SIG_IGN)
  subprocess.Popen([sys.executable, '-c', 'print("albatross")']).wait()
  
new_contents: import os
  import signal, sys
  sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..'))
  
  from kitchen.pycompat27.subprocess import _subprocess as subprocess
  
  # On Linux this causes os.waitpid to fail with OSError as the OS has already
  # reaped our child process.  The wait() passing the OSError on to the caller
  # and causing us to exit with an error is what we are testing against.
  signal.signal(signal.SIGCHLD, signal.SIG_IGN)
  subprocess.Popen([sys.executable, '-c', 'print("albatross")']).wait()
  
subject: Remove debugging statements