def contains(self, pt):
            """
            Does this circle contain a specified point.

            @param: pt The specified point
            @return: A boolean flag indicating if the specified point lies
                     within the area of the Circle.
            """
            ls = LineString([pt,Point(self.cx, self.cy)])
            return ls.length <= self.r
dataset/ETHPy150Open PublicMapping/DistrictBuilder/django/publicmapping/redistricting/calculators.py/Roeck.Circle.contains/original