Now cam someone show me how to get Racket-style requiring in Python :-)
> On Jun 29, 2016, at 9:35 AM, Jay McCarthy <jay.mccar...@gmail.com> wrote:
>
> I think you want this:
>
> #lang racket/base
> (require (for-syntax racket/base
> syntax/parse
> racket/require-transform
> racket/syntax))
>
> (define-syntax ns-in
> (make-require-transformer
> (λ (stx)
> (syntax-parse stx
> [(_ mp:id)
> (with-syntax ([mp: (format-id #'mp "~a:" #'mp)])
> (expand-import
> (syntax/loc stx
> (prefix-in mp: mp))))]))))
>
> (module+ test
> (require (ns-in racket/list))
> racket/list:empty)
>
> On Wed, Jun 29, 2016 at 9:05 AM, Shakna Israel <s4b...@gmail.com> wrote:
>> I'm trying to introduce an implicit binding for require.
>>
>> One of the features I love about Python, is the namespace binding.
>>
>> import sys
>>
>> sys.stdout.write("Sweet")
>>
>> I know this can also be accomplished with require by specifying a prefix-in,
>> or a prefix-out with a local-require.
>>
>> However, I want a require that does that for me.
>>
>> (require racket/base)
>> (racket/base:println "It works!")
>>
>> Figuring the namespace mangling is simple enough.
>>
>> However, for this to work, I think I need a require transformer, but I'm at
>> a loss. The only example I see can mess with the module path, but not the
>> symbols it exposes.
>>
>> Any pointers?
>>
>> --
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>
>
>
> --
> Jay McCarthy
> Associate Professor
> PLT @ CS @ UMass Lowell
> http://jeapostrophe.github.io
>
> "Wherefore, be not weary in well-doing,
> for ye are laying the foundation of a great work.
> And out of small things proceedeth that which is great."
> - D&C 64:33
>
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