[Python-ideas] Idea: Named code blocks / inline module declarations

[M.-A. Lemburg]

On 17.09.2014 07:19, Tennessee Leeuwenburg wrote:
> I would like to be able to use named sections to organise my code, much an
> inline submodules, bit without using classes or functions to organise them.
> I would use this if I had a group of related functions which were not
> written in an object-oriented-style, possibly due to not needing any shared
> state. Rather than break these out into a new file, I would like to just be
> able to use internal structure to declare the relationship. I've used the
> keyword 'block' to indicate the start of a named block.
> 
> For example,
> 
> block signin:
>      def handle_new_user():
>            do_it()
> 
>      def handle_existing_user():
>            do_it()
> 
> 
> while True:
>     try:
>         signin.handle_existing_user():
>     except:
>         signin.handle_new_user()
> 
>     do_other_stuff()
> 
> At the moment, I would have to either break out into more files, or
> somewhat clumsily co-opt things like functions or staticmethods. I think
> that supporting named blocks or inline module declarations would really
> help me organise some of my code much better. It could also provide a more
> seamless way to decide to break out into a new file. Once a named block got
> big enough, I could easily create a new file and import those functions
> into the same namespace.
> 
> I hope this makes sense and that I'm not overlooking anything obvious.

Change "block" to "class" and you're done :-)

You can make your code even better (i.e. more OO-style and future
proof), by implementing those functions as true methods and
instantiating your Signin class as signin singleton.

-- 
Marc-Andre Lemburg
eGenix.com

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