iterating shaders!
Traceback (most recent call last):
  File "<string>", line 22, in ?
  File "/Library/Frameworks/Python.framework/Versions/2.4/lib/python2.4/site-packages/btor/BtoRMain.py", line 376, in __init__
    self.getShaderSourceList(self.paths[0].pathName.getValue()) 
  File "/Library/Frameworks/Python.framework/Versions/2.4/lib/python2.4/site-packages/btor/BtoRMain.py", line 703, in getShaderSourceList
    if (parms[0][0] == "surface"):
IndexError: list index out of range