用Python画名字，用turtle

颖字坐标算不明白，求救命
import turtle

def run(angle, lenth):
turtle.seth(angle)
turtle.fd(lenth)

def change(x, y):
turtle.penup()
turtle.goto(x, y)
turtle.pendown()
def init():
turtle.pensize(10)
turtle.pencolor("purple")

turtle.setup(800, 400, 200, 200)
init()

import turtle

def run(angle, lenth):
    turtle.seth(angle)
    turtle.fd(lenth)

def change(x, y):
    turtle.penup()
    turtle.goto(x, y)
    turtle.pendown()

change(-200, 150)
run(-90, 100)
run(0, 100)
run(90, 50)

change(-150, 120)
run(-120, 85)

change(-200, 20)
run(0, 100)
change(-200, 0)
run(0, 100)
change(-150, 20)
run(-90, 120)

change(-150, 0)
run(-120, 120)

change(-150, 0)
run(-60, 120)
#右：
change(-40, 150)
run(0, 100)
change(30, 150)
run(-110, 70)

change(-40, -10)
run(90, 100)
run(0, 100)
run(-90, 100)

change(10, 90)
run(-90, 80)

change(10, 10)
run(-120, 100)

change(10, 0)
run(-60, 100)