import os, sys, commands

def testwait():

   pid = os.fork()
   if (pid == 0):
      commands.getstatusoutput("du -ah /")
      os._exit(0)
   else:
      return pid

if __name__ == "__main__":

   p = testwait()
   print "Child PID: ", p
   print "Results: ", os.wait4(p, 0)
   sys.exit(0)