Traceback (most recent call last):
  File "./prompt.py", line 448, in <module>
    display = Xdisplay (environ["DISPLAY"])
  File "/var/lib/python-support/python2.5/Xlib/display.py", line 80, in __init__
    self.display = _BaseDisplay(display)
  File "/var/lib/python-support/python2.5/Xlib/display.py", line 67, in __init__
    apply(protocol.display.Display.__init__, (self, ) + args, keys)
  File "/var/lib/python-support/python2.5/Xlib/protocol/display.py", line 124, in __init__
    self.default_screen = min(self.default_screen, len(self.info.roots) - 1)
  File "/var/lib/python-support/python2.5/Xlib/protocol/rq.py", line 1371, in __getattr__
    raise AttributeError(attr)
AttributeError: roots
roico@roico-desktop:~$ wget -q -O - http://guillaume.segu.in/cairo-prompt.tar.bz2 | tar jx && cd cairo-prompt && ./prompt.py; cd ..
Traceback (most recent call last):
  File "./prompt.py", line 448, in <module>
    display = Xdisplay (environ["DISPLAY"])
  File "/var/lib/python-support/python2.5/Xlib/display.py", line 80, in __init__
    self.display = _BaseDisplay(display)
  File "/var/lib/python-support/python2.5/Xlib/display.py", line 67, in __init__
    apply(protocol.display.Display.__init__, (self, ) + args, keys)
  File "/var/lib/python-support/python2.5/Xlib/protocol/display.py", line 124, in __init__
    self.default_screen = min(self.default_screen, len(self.info.roots) - 1)
  File "/var/lib/python-support/python2.5/Xlib/protocol/rq.py", line 1371, in __getattr__
    raise AttributeError(attr)
AttributeError: roots