爱心代码出错问题，希望得到解决


import random
from math import sin, cos, pi, log
from tkinter import *
CANVAS_WIDTH = 648
CANVAS_HEIGHT = 648
CANVAS_CENTER_X = CANVAS_WIDTH / 2
CANVAS_CENTER_Y = CANVAS_HEIGHT / 2
IMAGE_ENLARGE = 11
HEART_COLOR = "#Fd798f"   #粉：Fd798f


def heart_functions(t, shrink_ratio: float = IMAGE_ENLARGE):
    # 爱心的宽度
    x = 16 * (sin(t) **3)
    # 爱心的长度（高宽，心头）
    y = -(15 * cos(t) - 5 * cos(2 * t) - 2 * cos(3 * t) - cos(3 * t))
    #y = -(13*cos(t) - 5 * cos(2*t) - 3 * cos(3*t) - cos(4*t))
    #放大
    x *=shrink_ratio #收缩率
    y *=shrink_ratio
    # 移到画布中间
    x += CANVAS_CENTER_X
    y += CANVAS_CENTER_Y
    return int(x), int(y)
# 散射_侧面
def scatter_inside(x, y, beta=0.15):
    ratio_x = - beta * log(random.random())
    ratio_y = - beta * log(random.random())
    dx = ratio_x * (x - CANVAS_CENTER_X)
    dy = ratio_y * (y - CANVAS_CENTER_Y)
    return x - dx, y - dy




# 收缩
def shrink(x, y, ratio):
    force = -1 / (((x - CANVAS_CENTER_X) ** 2+
                   (y - CANVAS_CENTER_Y) ** 2) ** 0.6)
    dx = ratio * force * (x - CANVAS_CENTER_X)
    dy = ratio * force * (y - CANVAS_CENTER_Y)
    return x - dx, y - dy


# 曲线
def curve(p):
    return 2 * (2 * sin(4 * p)) / (2 * pi)


class Heart:
    def __init__(self, generate_frame=20):
        self._points = set()
        self._edge_diffusion_points = set()
        self._center_diffusion_points = set()
        self.all_points = {}
        self.build(2000)
        self.random_halo = 1000
        self.generate_frame = generate_frame
        for frame in range(generate_frame):
            self.calc(frame)


    def build(self,number):
        for _ in range(number):
            t= random.uniform(0,2*pi)
            x, y = heart_functions(t)
            self._points.add((x,y))
        for _x, _y in list(self._points):
            for _ in range(3):
                x, y = scatter_inside(_x, _y, 0.3)
                self._edge_diffusion_points.add((x,y))

 point_list = list(self._points)
    for _ in range(4000):
        x, y = random.choice(point_list)
        x, y = scatter_inside(x, y, 0.2)
        self._center_diffusion_points.add((x,y))



@staticmethod

def calc_position(x,y,ratio):
    force = 1/(((x-CANVAS_CENTER_X)**2+
                (y-CANVAS_CENTER_Y)**2)**0.520)
    dx = ratio * force * (x - CANVAS_CENTER_X) + random.randint(-2,2)
    dy = ratio * force * (y - CANVAS_CENTER_Y) + random.randint(-2,2)
    return x- dx, y- dy

def calc(self, generate_frame):
    ratio = 15 *curve(generate_frame/15*pi)
    halo_radivs = int(4+6*(1+curve(generate_frame/15*pi)))
    halo_number = int(
        3000 + 4000*abs(curve(generate_frame/15*pi)**2))
    all_points=[]

    heart_halo_point =set()
    for _ in range(halo_number):
        t =random.uniform(0,2*pi)
        x, y= heart_functions(t,shrink_ratio=11.5)
        x, y = shrink(x,y,halo_radivs)
        if (x,y) not in heart_halo_point:
            heart_halo_point.add((x,y))
            x +=random.randint(-16,16)
            y +=random.randint(-16,16)

            size = random.choice((2,2,1))
            all_points.append((x,y,size))


    for x, y in self._points:
        x, y = self.calc_position(x,y,ratio)
        size = random.randint(1,2)
        all_points.append((x,y,size))

    for x,y in self._edge_diffusion_points:
        x,y =self.calc_position(x,y,ratio)
        size = random.randint(1,2)
        all_points.append((x,y,size))
    self.all_points[generate_frame] = all_points
    for x,y in self._center_diffusion_points:
        x,y = self.calc_position(x,y,ratio)
        size = random.randint(1,2)
        all_points.append((x,y,size))
    self.all_points[generate_frame]= all_points

def render(self,render_canvas,render_frame):
        for x, y, size in self.all_points[render_frame % self.generate_frame]:
            render_canvas.create_rectangle(x, y, x + size, width=0, fill=HEART_COLOR)

def draw(main: Tk, render_canvas: Canvas, render_heart:Heart,render_frame=0):
    render_canvas.delete('all')
    render_heart.render(render_canvas, render_frame)
    main.after(160, draw, main, render_canvas, render_heart, render_frame + 1)


if __name__ == '__main__':
    root = Tk()
    root.title("怦怦~是心动呀~")
    canvas = Canvas(root, bg='black', height=CANVAS_HEIGHT, width=CANVAS_WIDTH)
    canvas.pack()
    heart = Heart()
    draw(root, canvas, heart)
    root.mainloop()

img


爱心代码出错了，不懂哪出问题了，源代码在上头哦，请教一下大家，希望能找到解决方案

82-126行加个缩进
52-130是class的内容
112-126是99的for里的循环。