old_contents: """ Driver script for testing sockets
      Unix only
  """
  import os, sys, time
  
  # Fork, run server in child, client in parent
  pid = os.fork()
  if pid == 0:
      # exec the parent
      os.execv(sys.argv[1], ('-D', sys.argv[3]))
  else:
      # wait a little to make sure that the server is ready
      time.sleep(10)
      # run the client
      retVal = os.system('%s -D %s -V %s' % ( sys.argv[2], sys.argv[3],
                                              sys.argv[4] ))
      # in case the client fails, we need to kill the server
      # or it will stay around
      time.sleep(20)
      os.kill(pid, 15)
      sys.exit(os.WEXITSTATUS(retVal))
  
new_contents: """ Driver script for testing sockets
      Unix only
  """
  import os, sys, time
  
  # Fork, run server in child, client in parent
  pid = os.fork()
  if pid == 0:
      # exec the parent
      os.execv(sys.argv[1], ('-D', sys.argv[3]))
  else:
      # wait a little to make sure that the server is ready
      time.sleep(10)
      # run the client
      retVal = os.system('"%s" -D "%s" -V "%s"' % ( sys.argv[2], sys.argv[3],
                                              sys.argv[4] ))
      # in case the client fails, we need to kill the server
      # or it will stay around
      time.sleep(20)
      try:
        os.kill(pid, 15)
      except:
        pass
      sys.exit(os.WEXITSTATUS(retVal))
  
subject: Fix space problem and put try around os.kill