This is my friend's ball python. What do you think, is he a normal?

http://i1320.photobucket.com/albums/...psd94c265b.jpg
http://i1320.photobucket.com/albums/...ps6c5c5682.jpg
http://i1320.photobucket.com/albums/...ps27cd447c.jpg
http://i1320.photobucket.com/albums/...pse240f638.jpg
http://i1320.photobucket.com/albums/...pseab2547d.jpg
http://i1320.photobucket.com/albums/...psdfbf03eb.jpg
http://i1320.photobucket.com/albums/...ps81a353b4.jpg

Thanks in advance!