generator expressions: performance anomaly?
ola.natvig at infosense.no
Tue Jan 18 09:16:04 EST 2005
> What makes the leftmost expression different from the iterable returning
> expression inside the for? The same arguments apply there.
It's not different, but it's a requirement that the iterable returns the
same data every time. I know that anyone can type range = fancyRange and
make this return a random number of random items.
But if that happens the expression cannot be transformed into a static
list / tuple. Thats obvious.
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