import turtle as t
import random as r

# list of shades of blue
colourBlue = ['midnight blue', 'navy', 'cornflower blue', 'dark slate blue',
'slate blue', 'medium slate blue', 'light slate blue', 'medium blue', 'royal
blue', 'blue', 'dodger blue', 'deep sky blue']


# Call a colour from the list and draw a circle of said colour
def circle():
    t.pendown()
    t.begin_fill()
    t.color(r.choice(colourBlue))
    t.circle(10)
    t.end_fill()
    t.penup()

# Defines a function that loops through ColourBlue list

def colourPick():
    colourBlueLen = len(colourBlue)
    for i in range(11, colourBlueLen):
        i = colourBlue[0]