urikaluzhny wrote:
> It seems that I rather frequently need a list or iterator of the form
> [x for x in <> while <>]
> And there is no one like this.
> May be there is another short way to write it (not as a loop). Is
> there?
> Thanks
I usually have the same problem and i came up with an solution like that:
from operator import ne
def test(iterable, value, op=ne):
_n = iter(iterable).next
while True:
_x = _n()
if op(_x, value):
yield _x
else:
raise StopIteration
l = range(6)
print [x for x in test(l, 4)]
[EMAIL PROTECTED]:~/tmp> python test18.py
[0, 1, 2, 3]
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