[Python-Dev] More compact dictionaries with faster iteration

[fwierzbicki at gmail.com]

On Mon, Dec 10, 2012 at 10:01 AM, Armin Rigo <arigo at tunes.org> wrote:
> Technically, I could see Python switching to ordered dictionaries
> everywhere.  Raymond's insight suddenly makes it easy for CPython and
> PyPy, and at least Jython could use the LinkedHashMap class (although
> this would need checking with Jython guys).
I honestly hope this doesn't happen - we use ConcurrentHashMap for our
dictionaries (which lack ordering) and I'm sure getting it to preserve
insertion order would cost us.

-Frank