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2-9-diy5.py

+import turtle
+import math
+
+# 设置画布和画笔
+screen = turtle.Screen()
+t = turtle.Turtle()
+t.speed(0)  # 设置画笔速度
+
+# 定义绘制圣诞树的函数
+def draw_tree(branch_len):
+    if branch_len > 5:
+        t.forward(branch_len)
+        t.right(20)
+        draw_tree(branch_len - 15)
+        t.left(40)
+        draw_tree(branch_len - 15)
+        t.right(20)
+        t.backward(branch_len)
+
+# 绘制树干
+def draw_trunk(x):
+    t.up()
+    t.goto(0, -200)
+    t.down()
+    t.color("brown")
+    t.begin_fill()
+    t.forward(x)
+    t.left(90)
+    t.forward(50)
+    t.left(90)
+    t.forward(x)
+    t.left(90)
+    t.end_fill()
+
+# 绘制圣诞树
+def draw_christmas_tree():
+    t.color("green")
+    draw_tree(100)
+    draw_trunk(100)
+
+# 绘制装饰
+def draw_decorations():
+    t.up()
+    t.goto(0, -60)
+    t.down()
+    t.color("red")
+    t.begin_fill()
+    t.circle(10)
+    t.end_fill()
+
+# 绘制地面
+def draw_ground():
+    t.up()
+    t.goto(0, -200)
+    t.down()
+    t.color("brown")
+    t.begin_fill()
+    t.left(90)
+    t.forward(300)
+    t.right(90)
+    t.forward(20)
+    t.right(90)
+    t.forward(300)
+    t.right(90)
+    t.end_fill()
+
+# 主函数
+def main():
+    draw_christmas_tree()
+    draw_decorations()
+    draw_ground()
+    screen.mainloop()
+
+main()
+
+

sd.py

+# 导入Python标准库中的turtle模块，用于绘制
+import turtle
+ 
+# 设置绘图窗口的标题
+turtle.title("Simple Christmas Tree")
+ 
+# 创建一个Turtle对象，用于绘图
+tree = turtle.Turtle()
+ 
+# 设置绘图窗口的尺寸
+turtle.window_width = 400
+turtle.window_height = 400
+ 
+# 设置树的初始位置和颜色
+tree.penup()
+tree.goto(0, 180)
+tree.pendown()
+tree.color("brown")
+ 
+# 绘制树的主干
+tree.begin_fill()
+tree.forward(100)
+ 
+# 绘制树的三个分支
+for i in range(3):
+    tree.right(120)
+    tree.forward(40)
+    tree.left(60)
+    tree.forward(100 // (4**i))
+    tree.right(60)
+tree.forward(40)
+ 
+# 完成绘制
+tree.end_fill()
+ 
+# 关闭绘图窗口
+turtle.done()
+
+