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()