Re: [Configobj-develop] Singleton(ish) usage pattern for config files?

[Michael F. <fuz...@vo...>]

Ramon Felciano wrote:
> Hi --
>
> I'm trying to migrate a bunch of hard-coded configuration information 
> to an external INI file with ConfigObj. I am using this in a Python 
> package that has a bunch of individual files, typically called from 
> the command line, as well as library or utility scripts that are 
> called from the command-line files. I'd like any of these to have 
> access to a shared, parsed configuration object, but I'm not actually 
> sure how to implement that elegantly. I would imagine this is common 
> for ConfigObj users that just want config info loaded once per 
> invocation. Is there a pythonic way of handling singleton patterns 
> like this? Should I stick the ConfigObj loader in a separate config.py 
> file that is loaded from each other script?

Having a single module ('config.py' or whatever) responsible for 
retrieving configuration information is a pattern I have seen used 
several times before. Modules are effectively singletons in Python so it 
is an effective way of dividing responsibilities.

Michael
>
> Thanks!
>
> Ramon
>
> P.S. I'm not actually sure I need a singleton in the OO sense: the 
> configuration info doesn't need to be wrapped in a class instance, but 
> just needs a simple way to access the loaded configuration object.
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