[Python-ideas] Accessing the result of comprehension's expression from the conditional

[Lie Ryan]

Georg Brandl wrote:
> Lie Ryan schrieb:
>> That's ugly because of the same reason for using map():
>> [y for y in map(lambda x: f(x), seq) if y > 0]
> 
> Especially if f is already a handy callable of one argument, no need to use
> a lambda.

Ahh... yes. Sometimes I actually meant f(x) to be a substitute to any
expression (both simple: x**2 or complex: foo(x))

but well, I didn't actually see that one...