import turtle            # allows us to use the turtles library
mypen = turtle.Pen()     # make the pen
mypen.speed(1)           # slow the pen down

# Draw a horizontal line and return to the start point
mypen.forward(60)
mypen.back(60)

# Turn to go upwards, lift pen and move up, put pen down to draw
mypen.left(90)
mypen.penup()
mypen.forward(10)
mypen.down()

# Can you guess what mypen will do before you delete the # symbols?
#mypen.pensize(10)
#mypen.forward(80)
#mypen.back(40)
#mypen.right(90)
#mypen.forward(40)
#mypen.right(90)
#mypen.forward(40)
#mypen.left(90)
#mypen.penup()
#mypen.forward(20)
#mypen.pendown()
#mypen.left(90)
#mypen.color("red")
#mypen.forward(40)
#mypen.penup()
#mypen.forward(20)
#mypen.pendown()
#mypen.forward(10)

# for more turtle commands visit the python docs page:
# http://docs.python.org/3/library/turtle.html