[Python-Dev] Enable access to the AST for Python code

Ethan Furman ethan at stoneleaf.us
Fri May 22 02:12:08 CEST 2015


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 writes something that looks like
> a Python expression, but it gets evaluated using some
> other set of semantics that can be arbitrarily different
> from Python's.

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.

--
~Ethan~


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