Suggestions when passing model configurations via metaclass arguments

[UltimateLobster]

First of all, I wanted to say I absolutely adore this plugin. Thank you so much for all the work being done.

Would it be possible to support completion suggestions when I pass model configurations via metaclass arguments?
I'm talking about this style of configuring a model's configuration:

It would be appreciated if the plugin could support that little completion window that pops up simillar to the one when you provide arguments to a constructor: