[SciPy-User] bug in optimize.curve_fit ?

josef.pktd@gmai... josef.pktd@gmai...
Fri Aug 5 04:14:13 CDT 2011


On Fri, Aug 5, 2011 at 4:54 AM, Pauli Virtanen <pav@iki.fi> wrote:
> Thu, 04 Aug 2011 16:17:07 +0200, Xavier Gnata wrote:
> [clip]
>> def func(x, a, b, c):
>>     return a*np.exp(-b*x) + c
>> x = list(np.linspace(0,4,50))
>> y = func(x, 2.5, 1.3, 0.5)
>
> Your program fails already here -- before curve_fit.

Good catch, I had spent 10 minutes looking for the bug in my version
without ever checking the line number of the exception.

Josef

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