On Mon, 18 Jul 2011 08:54 am ΤΖΩΤΖΙΟΥ wrote:

> Jumping in:
> 
> What if a construct
> 
>    xx(*args1, **kwargs1)yy(*args2, **kwargs2)
> 
> was interpreted as
> 
>   xxyy(*(args1+args2), **(kwargs1+kwargs2))
> 
> (Note: with **(kwargs1+kwargs2) I mean “put keyword arguments in the
> order given”, since dicts can't be added)
> 
> This construct is currently a syntax error. The intent of this idea is
> to help improve legibility.

I don't think it does that. I think it is misleading, as it looks like two
independent function calls. It also makes it hard to search for a function
call -- instead of searching for

do_something\(.*\)

you have to now search for 

do_something\(.*\)
do\(.*\)_something\(.*\)
do_\(.*\)something\(.*\)
do_some\(.*\)thing\(.*\)

and so on.



> Example:
>   def place_at(item, x, y): blah blah
> could be called as
>   place(item)_at(x, y)

You would probably like the Xtalk family of languages, starting with
Hypertalk from Apple in the late 80s or early 90s.

There's a neat implementation here: http://code.google.com/p/openxion/


Xtalk includes syntax like this:

put newStr into character 23 to 42 of theStr
put suffix after theStr
delete first char of theStr

although this only applied to built-in functions, not user-functions.


-- 
Steven

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