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

Skipper Seabold jsseabold@gmail....
Thu Jun 17 14:24:27 CDT 2010


On Thu, Jun 17, 2010 at 3:23 PM, Vincent Davis <vincent@vincentdavis.net> wrote:
> On Thu, Jun 17, 2010 at 1:18 PM, Vincent Davis <vincent@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.

Skipper


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