oval not working

[stuaxo]

This is really odd, I was using nodebox-opengl just a couple of days ago, but now if I try and use oval it dies

<ipython-input-3-576dd2e08d01> in <module>()
----> 1 oval(245.0, 784.0, 8, 8)

/mnt/data/home/stu/.virtualenvs/3d/local/lib/python2.7/site-packages/NodeBox_for_OpenGL-1.7-py2.7.egg/nodebox/graphics/context.pyc in ellipse(x, y, width, height, segments, **kwargs)
    631         commands = []
    632         f = 2 * pi / segments
--> 633         v = [(cos(t)/2, sin(t)/2) for t in [i*f for i in range(segments)+[0]]]
    634         for mode in (GL_TRIANGLE_FAN, GL_LINE_LOOP):
    635             commands.append(precompile(lambda:(

TypeError: unsupported operand type(s) for +: 'newrange' and 'list'