import shape

def get_coord(name):
    x = input(name+": ")
    return str(x)

def configure(pt, role): 
    print("Where does the line " + role + "?")
    pt.x = get_coord("x")
    pt.y = get_coord("y")
    print("The line " +role+ "s at ("+str(pt.x)+ ","+str(pt.y)+ ")." ) 

start = shape.Point2(0,0)
stop = shape.Point2(0,0)
configure(start, "start")
configure(stop, "stop")