"SendKeys" equivalent in Linux（シリーズⅡ）

Good article title Position active window using xwininfo and wmctrl

• send a named key combination to X using strings
  xsendkeys(Source)
  
• get a LIST of all windows needed
  xprop -root grep "_NET_CLIENT_LIST(WINDOW)"
  
• Get specified window information
  xwininfo -id {{{Just_previously_aquired_Window-ID}}}
  
• raise a window and give it focus
  wmctrl -a

Code Sample

import time
import subprocess
time.sleep(5)
subprocess.Popen(["gksudo", "nautilus"]); #could be more interesting
time.sleep(5)
subprocess.Popen(["xsendkeys", '"p+p+a+s+s+w+o+r+d+Return+Return"'])