binary file compare...

[Lawrence D'Oliveiro]

In message <mailman.3934.1239821812.11746.python-list at python.org>, Nigel 
Rantor wrote:

> Adam Olsen wrote:
>
>> The chance of *accidentally* producing a collision, although
>> technically possible, is so extraordinarily rare that it's completely
>> overshadowed by the risk of a hardware or software failure producing
>> an incorrect result.
> 
> Not when you're using them to compare lots of files.
> 
> Trust me. Been there, done that, got the t-shirt.

Not with any cryptographically-strong hash, you haven't.