On Tue, Jun 22, 2010 at 4:23 PM, Ian Bicking <[email protected]> wrote:

> This reminds me of the optimization ElementTree and lxml made in Python 2
> (not sure what they do in Python 3?) where they use str when a string is
> ASCII to avoid the memory and performance overhead of unicode.

An optimization that forces me to typecheck the return value of the
function and that I only discovered after code started breaking.  I
can't say was enthused about that decision when I discovered it.

-Mike
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