New Python implementation

[Mr Flibble]

On 12/02/2021 00:15, Alan Gauld wrote:
> On 11/02/2021 12:30, Mr Flibble wrote:
> 
>> I am starting work on creating a new Python implementation
>> from scratch using "neos" my universal compiler that can
>> compile any programming language.
> 
> Can i clarify that?
> Are you saying that you are going to recompile the existing
> C code for pyhton using yoour universal compiler and the
> resulting binary file will be a new implementation of
> the interpreter that you expect to be faster?

Nope.

> 
> That's what it sounds like to me.
> In which case the question is not whether you can write a
> better interpreter than CPython but whether you can write
> a better compiler than GNU/MING/VC etc

See previous answer.

> 
> While a universal compiler is  certainly an interesting
> and challenging project I'm not sure how much it tells us
> about existing Python implementations.

The two things are unrelated; however it is well known that Python is slow.

> 
> On the other hand, if you are planning on rewriting the
> existing interpreter in something other than C, what
> is that something?

Nope.

> 
>> Sample neos session (parsing a fibonacci program,
>> neoscript rather than Python in this case):
> 
> I'm not sure what relevance this has unless you want
> to rewrite Python in neoscript? Or are you translating
> the C into neoscript and then compiling it? But in a
> later response you seem to say neoscript was not involved?
> 
> Slightly confused...
> 

The neos Python implementation will consist of a schema file which describes the language plus any Python-specific semantic concepts that don't generalize to more than one language.

/Flibble

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