Python Turtle Graphics 绘制I Love You字符

from turtle import color, back, left, forward, right, exitonclick color("white") back(450) color("red") left(90) forward(100) back(100) right(90) color("white") forward(100) left(90) color("red") forward(100) back(100) right(90) color("red") forward(50) color("white") forward(50) color("red") forward(50) back(50) left(90) forward(100) right(90) forward(50) right(90) forward(100) left(90) color("white") forward(100) color("red") left(120) forward(110) back(110) right(60) forward(110) back(110) right(60) color("white") forward(100) color("red") forward(50) back(50) left(90) forward(100) right(90) forward(50) back(50) right(90) forward(50) left(90) forward(50) back(50) right(90) forward(50) left(90) forward(50) color("white") forward(150) color("red") left(90) forward(50) left(45) forward(75) back(75) right(90) forward(75) back(75) left(45) back(50) right(90) color("white") forward(100) color("red") forward(50) back(50) left(90) forward(100) right(90) forward(50) right(90) forward(100) left(90) color("white") forward(100) color("red") back(50) left(90) forward(100) back(100) right(90) forward(50) left(90) forward(107) color("white") exitonclick()