@property
    def style(self):
        return format_html('<style type="text/css">{0}</style>', self.vml_css)
formats a list of xy pairs
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/gis/maps/google/gmap.py/GoogleMap.style--crossover with--dataset/ETHPy150Open CGATOxford/cgat/CGAT/SVGdraw.py/_xypointlist