from turtle import *

a = Turtle()
screensize(400, 300, "blue")
setup(width=1300, height=650, startx=20, starty=20)
a.speed(10)
a.hideturtle()
a.pensize(2)
a.color('red', 'pink')
a.up()
a.goto(200, 0)
a.down()
a.left(150)
a.begin_fill()
a.speed(1)
a.forward(51)
a.speed(50)
for i in range(150):
    a.forward(1)
    a.right(0.3)
a.speed(50)
for i in range(210):
    a.forward(1)
    a.right(0.786)
a.left(120)
a.speed(50)
for i in range(210):
    a.forward(1)
    a.right(0.786)
a.speed(50)
for i in range(150):
    a.forward(1)
    a.right(0.3)
a.speed(1)
a.forward(51)
a.end_fill()

# 画笔朝向x轴正方向
a.setheading(0)
a.up()
a.goto(-80, -100)
a.down()
a.left(150)
a.begin_fill()
a.speed(1)
a.forward(51 * 1.5)
a.speed(50)
for i in range(150):
    a.forward(1.5)
    a.right(0.3)
a.speed(50)
for i in range(210):
    a.forward(1.5)
    a.right(0.786)
a.left(120)
a.speed(50)
for i in range(210):
    a.forward(1.5)
    a.right(0.786)
a.speed(50)
for i in range(150):
    a.forward(1.5)
    a.right(0.3)
a.speed(1)
a.forward(51 * 1.5)
a.end_fill()

# 画穿心直线
a.pensize(7)
a.setheading(0)
a.up()
a.goto(-400, 0)
a.down()
a.left(15)
a.forward(150)
a.up()
a.goto(339, 175)
a.down()

# 画箭头
a.forward(150)
a.pensize(1)
a.speed(5)
a.color('red', 'red')
a.begin_fill()
a.left(120)
a.forward(20)
a.right(150)
a.forward(35)
a.right(120)
a.forward(35)
a.right(150)
a.forward(20)
a.end_fill()
a.up()
a.goto(400, -300)
a.down()
a.write('作者:爱苗苗的凡哥', move = True, align = 'left', font = ('楷体', 20, 'normal'))
done()