Python 102: Draws a rectangle and labels perimeter and are

# Python 102: Draws a rectangle and labels perimeter and area

from turtle import Turtle

tina = Turtle()

def rect_area(l, w):
    return l*w

def rect_perimeter(l, w):
    return 2*(l + w)

def draw_rect(t_name, col, l, w):
    t_name.color(col)

    t_name.penup()
    t_name.goto(0, 5)
    t_name.pendown()
    for i in range(2):
        t_name.forward(l)
        t_name.rt(90)
        t_name.forward(w)
        t_name.rt(90)

    t_name.color("black")
    t_name.penup()
    t_name.goto(l/2, w/2)
    t_name.pendown()
    t_name.write("Area: " + str(rect_area(l, w)), align = "center")
    t_name.penup()
    t_name.goto(l/2, (w/2)+20)
    t_name.pendown()
    t_name.write("Perimeter: " + str(rect_perimeter(l, w)), align = "center")

tina.showturtle()
draw_rect(tina, "blue", 100, 50)
tina.hideturtle()