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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def fill_polygon_with_points(cls, goal=None, polygon=None):
 """ Fill a shapely polygon with X number of points """

        if goal is None:
            raise ValueError("Must specify the number of points (goal) to fill the polygon with")

        if polygon is None or (not isinstance(polygon, Polygon) and not isinstance(polygon, MultiPolygon)):
            raise ValueError("Must specify a polygon to fill points with")

        minx = polygon.bounds[0] 
        maxx = polygon.bounds[2] 
        miny = polygon.bounds[1] 
        maxy = polygon.bounds[3] 

        points = []
        now = time.time()
        while len(points) < goal:
            random_x = random.uniform(minx, maxx)
            random_y = random.uniform(miny, maxy)
            p = Point(random_x, random_y)
            if p.within(polygon):
                points.append(p)

        logger.info("Filling polygon with points took %f seconds" % (time.time() - now))

        return points