bwidget problem

[anil.pundoor at gmail.com]

hi
i tried installing the bwidget lib . but
while running the demo script am getting following error.

python sam.py
Traceback (most recent call last):
  File "sam.py", line 1, in ?
    import bwidget, Tkinter, sys, os
  File "/usr/local/lib/python2.2/site-packages/bwidget/__init__.py",
line 149, in ?
    class _Frame:
  File "/usr/local/lib/python2.2/site-packages/bwidget/__init__.py",
line 152, in _Frame
    getframe = makeswidget(getframe, Tkinter.Frame)
  File "/usr/local/lib/python2.2/site-packages/bwidget/__init__.py",
line 74, in makeswidget
    return _wrap(w, f)
  File "/usr/local/lib/python2.2/site-packages/bwidget/__init__.py",
line 59, in _wrap
    oldfunc.func_name, wrapper.func_defaults, wrapper.func_closure)
TypeError: function() takes at most 4 arguments (5 given)

can u plz help me