check files for equality [duplicate]

Question

what's the most elegant way to check to files for equality in Python? Checksum? Bytes comparing? Think files wont' be larger than 100-200 MB

Answer 1

What about filecmp module? It can do file comparison in many different ways with different tradeoffs.

And even better, it is part of the standard library:

http://docs.python.org/library/filecmp.html