function display_cover

img=display_cover(top='top',bottom='bottom')
#To save the image, we use the method save . 
#The argument is the file name of the image we would like to save in this case 'sample-out.png'

img.save('sample-out.png')
Finely we use IPythonImage to read the image file and display the results.

IPythonImage(filename='sample-out.png')