On Sat, Dec 29, 2012 at 7:57 AM, Charles R Harris <charlesr.har...@gmail.com
> wrote:
>
>
> On Sat, Dec 29, 2012 at 4:14 AM, Nathaniel Smith <n...@pobox.com> wrote:
>
>> On Sat, Dec 29, 2012 at 7:07 AM, Charles R Harris
>> <charlesr.har...@gmail.com> wrote:
>> > Hi All,
>> >
>> > I propose a challenge: express the dtype grammar in EBNF. That's all.
>>
>> Not sure I understand. Do you mean just the little string-parsing DSL
>> for specifying dtypes ("i4,datetime64[ms]"), or is there some way to
>> write EBNF for describing arbitrary nested Python structures?
>>
>>
> Heh, pinning that down is part of the problem. I think a good start is the
> string parsing, but dtypes can also be constructed using python tuples,
> lists and types.
>
>
The idea is to see if the dtype constructor can be regarded as a parser,
and if so, how to describe the grammar it parses.
Chuck
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