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From: Chris Smith <space DOT dandy AT icloud DOT com>
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Subject: Re: [geda-user] Using Lua to safely read configuration and layout
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Date: Sun, 08 Feb 2015 13:27:12 +0000
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> On 8 Feb 2015, at 13:12, Christian Riggenbach <criggenbach AT magahugu DOT ch> wrote:
> 
>> It might be enough simply to say that schematics/symbols can be as dynamic
>> as you like, but they will be evaluated once when instantiated and will be
>> static from that point on.
> 
> +1
> 
> Or have some kind of editor in gschem to "escape" scriptlets. You can define 
> accessors for lua objects, so you can parametricate quite simply without 
> disturbing the API.

It might be enough to simply allow an attribute: script="<attribute>=<expression>".

Chris