import pynanovg

# Set up an OpenGL window here

vg = pynanovg.Context()
vg.beginFrame()

vg.beginPath(vg)
vg.ellipse(100, 100, 10, 5)
vg.fillColor(0.1, 0.1, 0.9, 1.0)
vg.fill()

vg.endFrame()