[Python-Dev] bug or a feature?

Frank Wierzbicki fwierzbicki at gmail.com
Fri Jun 13 05:19:15 CEST 2008

On Wed, Jun 11, 2008 at 5:50 AM, Nick Coghlan <ncoghlan at gmail.com> wrote:
> Greg Ewing wrote:
> Implementations are also permitted to restrict namespace dictionaries to
> only accept string keys (I believe Jython does this for performance reasons
> - CPython just optimised the hell out of normal dictionaries that happen to
> only contain string keys instead).
Jython's current version (2.2) and back did indeed restrict these
dictionaries to accept string keys only, but future versions will
allow non-string keys (the trunk version already does).  Many
frameworks use non-string keys in these dictionaries.


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