[Numpy-discussion] Idea: fractional polynomial class

josef.pktd@gmai... josef.pktd@gmai...
Fri Apr 24 21:46:29 CDT 2009


On Fri, Apr 24, 2009 at 10:43 PM, Robert Kern <robert.kern@gmail.com> wrote:
> On Fri, Apr 24, 2009 at 21:42,  <josef.pktd@gmail.com> wrote:
>> 2009/4/24 Stéfan van der Walt <stefan@sun.ac.za>:
>>> 2009/4/24 Pauli Virtanen <pav@iki.fi>:
>>>> polyint fixed in r6883, there doesn't seem anything else to fix:
>>>>
>>>>>>> import numpy as np
>>>>>>> from fractions import Fraction
>>>>>>> a = np.poly1d([Fraction(4,19), Fraction(3,19), Fraction(2,19), 0])
>>>
>>> Very cool.  I think we should mention thi example in the docs as well?
>>>
>>
>>>>> from fractions import Fraction
>> Traceback (most recent call last):
>>  File "<pyshell#40>", line 1, in <module>
>>    from fractions import Fraction
>> ImportError: No module named fractions
>>
>> where does fractions come from?
>
> Python 2.6.
>

I should have read the details of the original message.
"Since python 2.6 introduced a "fractions" class"

I'm not so far yet.

Josef


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