|   | 1 |  initial version  | 
You can do:
sage: print sage.misc.displayhook.format_obj(MM)
[
[1 0 0]  [1 0 0]  [1 0 0]
[0 1 0]  [0 1 0]  [0 1 0]
[0 0 1], [0 0 1], [0 0 1]
]
You can also have a look at this question.
 Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.
 
                
                Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.