Random Points Sky

import random
import turtle

Scr = turtle.Screen()
Pointer = turtle.Turtle()

def RandomPoint_Sky(L):
    Colors  = ["red","green","blue","orange","purple","pink","yellow","black","aqua","chartreuse1","darkviolet","peachpuff4"]
    for i in range(L):
        rx=random.randint(-350,350)
        ry=random.randint(-350,350)
        rsize=random.randint(0,25)
        rcolor=random.choice(Colors)

        Pointer.penup()
        Pointer.goto(rx,ry)
        Pointer.pensize(rsize)
        Pointer.color(rcolor,rcolor)
        Pointer.speed(100)

        Pointer.pendown()
        Pointer.begin_fill()
        Pointer.circle(rsize)
        Pointer.end_fill()

RandomPoint_Sky(100)