On 3/26/12 8:50 AM, Grzegorz Staniak wrote:
On 26.03.2012, Steven D'Aprano<steve+comp.lang.pyt...@pearwood.info>  wroted:

How can we generate a 6 digit random number from a given number ?
what about this?

given_number=123456
def rand_given_number(x):
...     s = list(str(x))
...     random.shuffle(s)
...     return int(''.join(s))
...
print (rand_given_number(given_number))
653421


That's not very random. In fact, it is *terrible* as a random number
generator.

But isn't it what the OP requested, i.e. "6 digit random number
*from a given number*"? That is, a random permutation of the set
of its digits?

I would consider that to be a very odd interpretation of that request. But it *is* an extraordinarily vague request. I'm not sure if even the OP knows what he wants. I suspect he really wants something like a hash.

--
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
 that is made terrible by our own mad attempt to interpret it as though it had
 an underlying truth."
  -- Umberto Eco

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