from wonderLang import *
def northkorea(x,y):
    def centre_rect(x, y, w, h):
        i = 0
        jump(x - w / 2, y + h / 2)
        while i < 2:
            forward(w)
            right(90)
            forward(h)
            right(90)
            i = i + 1

    def centre_star(x, y, r):
        star_jump(x, y, r)
        length = star_length(r)
        def star():
            i = 0
            while i < 5:
                forward(length)
                right(144)
                i = i + 1
        star()

    def circle(x, y, r):
        i = 0
        jump(x, y + r)
        while i < 100:
            forward(2 * 3.1415926 * r / 100)
            right(360 / 100)
            i = i + 1

    centre_rect(x,y,300,200)
    centre_rect(x,y,300,200/25*17)
    centre_rect(x,y,300,200/25*15)
    jump(x-55,y)
    circle(x-55,y,200/25*5)
    jump(-55,y)
    centre_star(x-55,y,200/25*5)

northkorea(0,0)

def rect(w,h):
    i = 0
    while i < 2:
        forward(w)
        right(90)
        forward(h)
        right(90)
        i = i + 1

def center_rect(x,y,w,h):
    jump(x,y)
    jump(x - w / 2,y + h / 2)
    rect(w,h)

def circle(x,y,r):
    jump(x,y)
    jump(x,y + r)
    s = 2 * 3.1415926 * r
    lenth = s / 100
    i = 0
    while i < 100:
        forward(lenth)
        right(360/100)
        i = i + 1

def star(length):
    i = 0
    while i < 5:
        forward(length)
        right(144)
        i = i + 1

def center_star(x,y,r):
    jump(x,y)
    star_jump(x,y,r)
    lenth = star_length(r)
    star(lenth)

def northkorea(x, y):
    jump(x,y)
    w = 300
    h = 200
    center_rect(x,y,w,h)
    center_rect(x,y,w,h / (4 + 1 + 15 + 1 + 4) * 17)
    center_rect(x,y,w,h / (4 + 1 + 15 + 1 + 4) * 15)
    circle(x - 55,y,h / (4 + 1 + 15 + 1 + 4) * 15 / 3)
    center_star(x - 55 ,y,h / (4 + 1 + 15 + 1 + 4) * 15 / 3)
northkorea(0,0)

你看讲解，没这么多行

你在pycharm里前面的题目中定义了，但是在网站中没有

你的

rect and star

没定义！！！

def star(x,y,length):
    jump(x,y)
    angle = 144
    i = 0
    while i < 5:
        forward(length)
        right(angle)
        i = i + 1

def cender_star(x,y,r):
    jump(x,y)
    angle = 18
    x1 = x - cos(angle) * r
    y1 = y + sin(angle) * r
    length = cos(angle) * r * 2
    star(x1,y1,length)

def polygon2(sides,length):
    angle = 180 - ((sides - 2) * 180 / sides)
    i = 0
    while i < sides:
        forward(length)
        right(angle)
        i = i + 1

def circle(x,y,r):
    jump(x,y)
    sides = 36
    length = (2 * math.pi * r) / sides
    left_angle = (90 + (360 / sides) / 2)
    right(-left_angle)
    forward(r)
    right(left_angle)
    polygon2(sides,length)

def rect(x,y,w,h):
    jump(x,y)
    angle = 90
    i = 0
    while i < 2:
        forward(w)
        right(angle)
        forward(h)
        right(angle)
        i = i + 1

def center_rect(x, y, w, h):
    jump(x, y)
    x1 = x - w / 2
    y1 = y + h / 2
    rect(x1,y1,w, h)

def sin(degree):
    import math
    radians = degree * math.pi / 180
    return math.sin(radians)

def cos(degree):
    import math
    radians = degree * math.pi / 180
    return math.cos(radians)

def center_star(x, y, r):
    jump(x, y)
    angle = 18
    x1 = x - cos(angle) * r
    y1 = y + sin(angle) * r
    length = cos(angle) * r * 2
    star(x1,y1,length)
#
def northkorea(x,y):
    w = 300
    h = 200
    center_rect(x,y,w,h)
    w1 = 300
    h1 = h * (1 + 15 + 1) / (4 + 1 + 15 + 1 + 4)
    center_rect(x,y,w1,h1)
    w2 = 300
    h2 = h * 15 / (4 + 1 + 15  + 1 + 4)
    center_rect(x,y,w2,h2)
    r = h2 * 2 / 3 / 2
    circle(x - w / 2 / 5 * 2,y,r)
    cender_star(x - w / 2 / 5 * 2,y,r)

northkorea(0,0)