[Python-ideas] Add a dict with the attribute access capability
barry at python.org
Wed Nov 29 14:11:17 EST 2017
Serhiy Storchaka wrote:
> In 3.7 I have removed an old-deprecated plistlib.Dict.  Actually it
> already was deprecated when the plistlib module was added to the regular
> stdlib in Python 2.6.
> Raymond noticed that that capability seemed nice to have.
So nice in fact that I'm sure I've reimplemented something similar
several times. :)
> What do you think about reviving this type as general purpose type in
> collections or types? Perhaps it can be convenient for working with
> JSON, plists, configuration files, databases and in other cases that
> need a dict with string keys.
> If reintroduce it, there are open questions.
> 1. The name of the type.
> 2. The location of the type. collections or types? Or other variants?
> 3. How it will collaborate with OrderedDict, defaultdict, etc?
> 4. Should it be a dict subclass, or a mixin, or a proxy? Or add several
I also wonder whether PEP 557 dataclasses could provide this except in
the opposite direction, e.g. by optionally adding __getitem__ support.
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