利用python标准库turtle绘制圣诞树

Python的标准库`turtle`是一个图形处理模块，非常适合于创建简单的动画和几何形状。要利用它绘制圣诞树，我们可以使用基本的前进、旋转和绘制条纹等步骤。下面是一个简单的例子：

import turtle

# 创建画笔
t = turtle.Turtle()
t.speed(0)  # 设置画笔速度，0表示最快

# 定义颜色
colors = ['white', 'lightgreen'] * 4 + ['gold']

# 绘制树干
for _ in range(3):
    t.forward(150)
    t.left(90)

# 画枝叶
def draw_trunk(length, angle):
    for _ in range(3):
        t.color(colors.pop())
        t.forward(length)
        t.left(angle)
        length *= 0.7

draw_trunk(60, 45)  # 主枝
draw_trunk(30, 45)   # 辅助枝

# 结束绘制并隐藏画笔
t.hideturtle()

# 等待用户关闭窗口
turtle.done()

这个脚本首先设置了一个画笔，然后通过循环绘制了树干，并定义了一个函数来递归地画出树枝。最后隐藏画笔并保持程序运行直到用户关闭窗口。

相关问题

turtle 绘制圣诞树

好的，使用Python的turtle库可以很方便地绘制出圣诞树。下面是一个简单的代码示例：

import turtle

def draw_tree(t, trunk_length, height):
    if height <= 0:
        return
    t.forward(trunk_length)
    t.left(45)
    draw_tree(t, trunk_length/2, height-1)
    t.right(90)
    draw_tree(t, trunk_length/2, height-1)
    t.left(45)
    t.backward(trunk_length)

def draw_star(t, size):
    t.color('yellow')
    t.begin_fill()
    for _ in range(5):
        t.forward(size)
        t.right(144)
    t.end_fill()

def main():
    t = turtle.Turtle()
    t.speed(0)
    t.left(90)
    t.penup()
    t.backward(200)
    t.pendown()
    t.color('brown')
    draw_tree(t, 100, 5)
    t.penup()
    t.forward(50)
    t.right(90)
    t.forward(50)
    t.left(90)
    t.pendown()
    draw_star(t, 25)
    turtle.done()

if __name__ == '__main__':
    main()

这个代码会绘制出一个有五层的圣诞树，并在树顶绘制一个黄色的五角星。你可以根据需要调整树的高度和宽度，以及星星的大小。希望这个代码能够帮到你。

python用turtle画圣诞树

以下是使用Python的turtle库绘制圣诞树的示例代码：

import turtle

# 设置画布和画笔
canvas = turtle.Screen()
canvas.bgcolor("black")
pen = turtle.Turtle()
pen.speed(1)
pen.color("green")

# 绘制圣诞树
pen.penup()
pen.goto(-50, -200)
pen.pendown()
pen.begin_fill()
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
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pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
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pen.left(75)
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pen.right(150)
pen.forward(250)
pen.left(75)
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pen.left(75)
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pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
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pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
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pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
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pen.left(75)
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pen.forward(250)
pen.left(75)
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pen.left(75)
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pen.left(75)
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pen.left(75)
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pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
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pen.left(75)
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pen.left(75)
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pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left(75)
pen.forward(250)
pen.right(150)
pen.forward(250)
pen.left