2.10

"""
This code will fill the canvas with light blue circles with a highlight on each.
"""
speed(0)

# This function will draw one row of 10 circles
def draw_circle_row():
    for i in range(10):
        pendown()
        begin_fill()
        color("lightblue")
        circle(20)
        end_fill()
        penup()
        forward(40)

# This function will draw a highlight on each bubble
def make_highlight():
    for i in range(10):
        forward(10)
        left(90)
        forward(20)
        pendown()
        circle(10,90)
        penup()
        left(90)
        forward(30)
        left(90)
        forward(40)


# This function will move Tracy from end of row up to the beginning of the row on top
def move_up_a_row():
    left(90)
    forward(40)
    right(90)
    backward(400)

# Send Tracy to starting position in bottom left corner
penup()
setposition(-180,-200)

# Call circle drawing function 10 times to fill ten rows
for i in range(10):
    draw_circle_row()
    move_up_a_row()

# Move back to beginning
right(90)
forward(400)
left(90)
color("white")

# Draw the highlight on each bubble row by calling highlight function and moving up a row
for i in range(10):
    make_highlight()
    move_up_a_row()