How to instatiate a class of which the name is only known at runtime?
Robert Brewer
fumanchu at amor.org
Mon Sep 29 15:46:26 EDT 2003
Peter Otten wrote:
> Note that all three versions will not work with submodules, e. g.
"os.path",
> so let's change it one more (last?) time:
>
> def getClass(classname, modulename):
> return getattr(__import__(modulename, globals(), locals(),
[classname]),
> classname)
Thanks, Peter, you finally put me on the right track with regards to
importing from packages, with that __import__ builtin. Been fighting
that for a month now, on and off. FWIW, I took your example and expanded
it into a cookbook recipe, replacing my older, much uglier solution:
http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/223972
Robert Brewer
MIS
Amor Ministries
fumanchu at amor.org
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