[Numpy-discussion] round, fix, ceil, and floor for complex args

Charles R Harris charlesr.harris@gmail....
Mon Feb 4 13:24:09 CST 2008

On Feb 4, 2008 10:34 AM, Stuart Brorson <sdb@cloud9.net> wrote:

> Hi --
> I'm fiddling with NumPy's chopping and truncating operators: round,
> fix, ceil, and floor.   In the case where they are passed real args,
> they work just fine.  However, I find that when they are passed
> complex args, I get the following:
> round -> works fine.
> ceil  -> throws exception: 'complex' object has no attribute 'ceil'
> floor -> throws exception: 'complex' object has no attribute 'floor'
> fix   -> throws exception: 'complex' object has no attribute 'floor'
> Please see the session log below for more details.
> My question:  Is this a bug or a feature?  It seems to me that if you
> implement round for complex args, then you need to also support ceil,
> floor, and fix for complex args, so it's a bug.  But I thought I'd ask
> the developers what they thought before filing a ticket.
> Regards,

I think it would be reasonable to add these operations for consistency.
Useful is perhaps a different question.

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