On 22/05/2015 1:33 p.m., Ethan Furman wrote:
Going back to the OP:
select(c for c in Customer if sum(c.orders.price) > 1000)
which compile into and run SQL like this:
SELECT "c"."id"
FROM "Customer" "c"
LEFT JOIN "Order" "order-1" ON "c"."id" = "order-1"."customer"
GROUP B
On 05/21/2015 05:28 PM, Greg Ewing wrote:
Ethan Furman wrote:
I think the key difference is that the AST is not going to be
converted to run different Python code under Python, but under
some other language -- presumably to implement the semantics of
the Python snippet.
If the semantics wer
FYI, I've re-posted this on python-ideas now:
https://mail.python.org/pipermail/python-ideas/2015-May/033621.html
-Ben
On Wed, May 20, 2015 at 10:31 PM, Guido van Rossum wrote:
> Hey Ben, this is probably a better topic for python-ideas. I'll warn you
> that a hurdle for ideas like this is that
ainly not an
unreasonable request.
Cheers,
Steve
Top-posted from my Windows Phone
From: Greg Ewing<mailto:greg.ew...@canterbury.ac.nz>
Sent: 5/21/2015 17:29
To: python-dev@python.org<mailto:python-dev@python.org>
Subject: Re: [Python-Dev] Enable acce
On 21 May 2015 at 17:12, Ethan Furman wrote:
> On 05/21/2015 04:33 PM, Greg Ewing wrote:
>
>> Steve Dower wrote:
>>
>>>
>>> It's only a macro system when you generate code in unexpected/unobvious
>>> places with it. This is more like inspect.getsource(), but going straight
>>> to the AST.
>>>
>>
Ethan Furman wrote:
I think the key difference is that the AST is not going to be converted
to run different Python code under Python, but under some other language
-- presumably to implement the semantics of the Python snippet.
If the semantics were exactly the same as the Python
snippet, the
On 05/21/2015 04:33 PM, Greg Ewing wrote:
Steve Dower wrote:
It's only a macro system when you generate code in unexpected/unobvious places
with it. This is more like inspect.getsource(), but going straight to the AST.
Is it really that much different? The end result is
the same -- the user
Steve Dower wrote:
It's only a macro system when you generate code in unexpected/unobvious
places with it. This is more like inspect.getsource(), but going
straight to the AST.
Is it really that much different? The end result is
the same -- the user writes something that looks like
a Python ex
Heh, thanks. :-)
On Thu, May 21, 2015 at 2:17 PM, Guido van Rossum wrote:
> Dang it. :-) I just want to encourage you to continue pursuing this idea,
> one way or another.
>
> On Thu, May 21, 2015 at 7:01 AM, Ben Hoyt wrote:
>
>> Thanks. Good point about python-ideas -- I was thinking that afte
Dang it. :-) I just want to encourage you to continue pursuing this idea,
one way or another.
On Thu, May 21, 2015 at 7:01 AM, Ben Hoyt wrote:
> Thanks. Good point about python-ideas -- I was thinking that after I sent
> it too. I'll repost there soon.
>
> Out of interest, what specifically were
Thanks. Good point about python-ideas -- I was thinking that after I sent
it too. I'll repost there soon.
Out of interest, what specifically were you referring to as "definitely
cool" here: LINQ-style generator expressions that build SQL ala PonyORM, or
the more general feature of enabling AST acc
nz>
Sent: 5/20/2015 22:33
To: Python-Dev<mailto:python-dev@python.org>
Subject: Re: [Python-Dev] Enable access to the AST for Python code
Guido van Rossum wrote:
> Hey Ben, this is probably a better topic for python-ideas. I'll warn you
> that a hurdle for ideas like this is
Guido van Rossum wrote:
Hey Ben, this is probably a better topic for python-ideas. I'll warn you
that a hurdle for ideas like this is that ideally you don't want to
support this just for CPython. It's definitely cool though!
This would effectively be a macro system. I thought
your position on
On 21 May 2015 at 12:31, Guido van Rossum wrote:
> Hey Ben, this is probably a better topic for python-ideas. I'll warn you
> that a hurdle for ideas like this is that ideally you don't want to support
> this just for CPython. It's definitely cool though! (Using movie poster
> style quotes you can
Hey Ben, this is probably a better topic for python-ideas. I'll warn you
that a hurdle for ideas like this is that ideally you don't want to support
this just for CPython. It's definitely cool though! (Using movie poster
style quotes you can turn this into a ringing endorsement: "definitely
cool" -
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