Steven D'Aprano writes:
> We really are spoiled for choice here. We can write any of these:
>
> # Option 1
> for spam in sequence:
> if predicate(spam):
> process(spam)
# Option 1.5
for spam in sequence:
if not predicate(spam): continue
process(spam)
This saves an indent level.
> # Option 2
> for spam in filter(predicate, sequence):
> process(spam)
>
> # Option 3
> for spam in (spam for spam in sequence if predicate(spam)):
> process(spam)
>
>
> Adding a fourth option:
>
> for spam in sequence if predicate(spam):
> process(spam)
>
> saves absolutely nothing except a line and an indent level, neither
> of which are in short supply, and gains nothing in readability over
> Option 1.
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