Calling a generator multiple times
Mitch Chapman
Mitch.Chapman at bioreason.com
Thu Dec 6 15:30:43 EST 2001
Bruce Eckel wrote:
>
> I'm trying to create a clever way to call a generator multiple
> times, but the only thing I've been able to come up with is:
>
> import random
> rgen = random.Random()
> def itemGenerator(dummy):
> return rgen.choice(['one', 'two', 'three', 'four'])
>
> print map(itemGenerator, [None]* 25)
>
> This works, but it requires the 'dummy' argument which seems
> inelegant. I'll bet someone has a better idea...
If you're using a recent Python release (>= 2.1?) you could
use list comprehensions:
def itemGenerator():
return rgen.choice(['one', 'two', 'three', 'four'])
print [itemGenerator() for i in range(25)]
--
Mitch Chapman
Mitch.Chapman at bioreason.com
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