> Vaguely related to this, I have some minor gripes about input_line.
> Here's the implementation in 3.04:
> It's obvious that this doesn't handle obnoxiously large newlineless
> inputs very gracefully. Its complexity is quadratic and it's not tail
> recursive.

input_line was reimplemented in the working sources to avoid the
quadratic behavior you mention.

> And worst of all, there are no limits on the size of string
> to be created. So a maliciously designed huge input could blow either
> the stack or the heap. I wouldn't want to use input_line in a network
> application.

I see your point, but there are other (most?) applications where you
really do not want to have any hard limits beyond available memory.

- Xavier Leroy
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