about id()...
Moshe Zadka
moshez at math.huji.ac.il
Sat Mar 18 17:28:00 EST 2000
On Sat, 18 Mar 2000, Jeff Pinyan wrote:
> Hmm. Blah:
>
> for a in range(150):
> if id(a) != id(a+0): print a
>
> gives me numbers from 100 to 149.
>
> Why is this? It's some internal magick on Python's part, isn't it...
If a and b are immutables, then it is only guranteed that id(a) == id(b)
implies a == b. Python can do whatever it wants, other then that.
--
Moshe Zadka <mzadka at geocities.com>.
http://www.oreilly.com/news/prescod_0300.html
http://www.linux.org.il -- we put the penguin in .com
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