save project

diy1.py

+import turtle
+pen1 = turtle.Pen()
+pen1.penup()
+pen1.goto(100,-100)
+# \n 换行
+pen1.write("这世间竟无火炬\n我便是唯一的光\n——鲁迅",
+            font=("Times",30,"normal"))
+# 拿画笔
+pen = turtle.Pen()
+
+# 拿背景
+screen = turtle.Screen()
+# 设置背景颜色 #值=（1-9 a-f） 6位 3位  adf = aaddff
+screen.bgcolor("#abcdef")
+# 设置画笔颜色
+pen.color("red")
+# 设置画笔粗细
+pen.pensize(10)
+# 画爱心
+len = int(screen.textinput("提示","请输入爱心的大小："))
+pen.left(45)
+# 正方形边长为圆的直径：2*len
+# fd = forword
+pen.fd(2*len)
+pen.circle(len,180)
+pen.right(90)
+pen.circle(len,180)
+pen.fd(2*len)
+# 隐藏画笔
+pen.hideturtle()
+# 保留画布
+turtle.done()
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