cvDrawStar

# convert image to numpy array
im = array(Image.open('./data/empire.jpg')) #return numpy array

# show
imshow(im, interpolation='nearest')#or interpolation='None'

# star point
x = [100,100,400,400] 
y = [200,500,200,500] 

# draw red star
plot(x,y,'r*') 

# draw line (100,100)-(200,500)
plot(x[:2],y[:2]) 

# add title
title('Plotting: "empire.jpg"') 

# dont display axis
axis('off')