render.py

import sys
import cairo
import rsvg

def main():
    fin = sys.argv[1]
    fout = sys.argv[2]

    svg = rsvg.Handle(file=fin)
    width = svg.props.width
    height = svg.props.height

    print 'Size:', (width, height)

    surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, width, height)
    ctx = cairo.Context(surface)
    svg.render_cairo(ctx)

    surface.write_to_png(fout)

if __name__ == '__main__':
    main()