[SciPy-Dev] Ticket #995, All scipy.constants.constants functions "choke" on non-array sequence input

[Vincent Davis]

Sent from my iPhone

On Jun 17, 2010, at 1:24 PM, Skipper Seabold <jsseabold at gmail.com>  
wrote:

> On Thu, Jun 17, 2010 at 3:23 PM, Vincent Davis <vincent at vincentdavis.net 
> > wrote:
>> On Thu, Jun 17, 2010 at 1:18 PM, Vincent Davis <vincent at vincentdavis.net 
>> > wrote:
>>> The problem is that for example C2F is
>>>
>>> def C2F(C):
>>>     return 1.8 * C + 32
>>> So array_like (list, tuple...) does not work.
>>>
>>> What is the preferred solution?
>>>
>>> 1, Change the docs to say "scalar or array" and return a warning  
>>> if C
>>> is not a scalar or array
>>> 2, Ad the ability to handle all array_like.
>>>
>> def C2F(C):
>>     return np.add(np.multilpy(1.8, C), 32)
>>
>> I think that accepts array-like and scaler and returns the same
>
> Or just C = np.asarray(C)
>
> This is quite often what is done.
But if I start with a list I expect a list back.

Vincent
>
> Skipper
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