8-2.py

import turtle

fir = turtle.Pen()
sec = turtle.Pen()
thr = turtle.Pen()
fou = turtle.Pen()

fir.forward(100)
sec.forward(100)
thr.forward(110)
fou.forward(110)
fir.left(90)
sec.right(90)
thr.left(90)
fou.right(90)
fir.forward(30)
sec.forward(30)
thr.forward(20)
fou.forward(20)
fir.right(90)
sec.left(90)
thr.right(90)
fou.left(90)
fir.forward(40)
sec.forward(40)
thr.forward(20)
fou.forward(20)