How to check something is in a list with rich-comparison objects?
gagsl-py2 at yahoo.com.ar
Wed Sep 16 08:57:30 CEST 2009
En Wed, 16 Sep 2009 03:36:32 -0300, Jason <jason.heeris at gmail.com>
> On Sep 16, 2:39 am, "Gabriel Genellina" <gagsl-... at yahoo.com.ar>
>> Looks like a bug in pysvn. Some class (whatever
>> pysvn.wc_notify_action.status_completed is) is not well written. When
>> compared against something unknown, it should return NotImplemented
>> instead of raising AttributeError.
(top posting corrected)
> I will raise this with pysvn, if I can ever find their issue reporting
> In the meantime, I suppose I can only do this by traversing the list
> with a loop and catching exceptions. Ugly, but seems to be the only
You might use a list subclass and override its __contains__ method (and
perhaps index() too). It's the same ugly code, but at least expressions
'foo' in some_list
would still work.
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