predicting function calls?

OKB (not okblacke) brenNOSPAMbarn at NObrenSPAMbarn.net
Wed Dec 28 10:45:13 EST 2005


Roy Smith wrote:

> print handle.someAttribute
> print handle.someOperation (arg1, arg2)
> 
> I'm using __getattr__() to process both of these constructs, and
> herein lies the rub; I need to do different things depending on
> whether the name is an attribute or an operation.  I can ask the DB
> for a list of the names of all the operations supported by a given
> object, but that's a fairly expensive thing to do, so I'd rather avoid
> it if possible.  It would be really nice if I had some way to find
> out, from inside __getattr__(), if the value I'm about to return will
> get called as a function (i.e., the name is followed by an open
> paren).

    	What do you do if the person does:

x = handle.someOperation
x(arg1, arg2)

-- 
--OKB (not okblacke)
Brendan Barnwell
"Do not follow where the path may lead.  Go, instead, where there is
no path, and leave a trail."
	--author unknown



More information about the Python-list mailing list