[Numpy-discussion] Number of digits

Robert Kern robert.kern at gmail.com
Mon Jul 10 09:06:47 CDT 2006


Robert Kern wrote:
> Tim Hochberg wrote:
>> Nils Wagner wrote:
>>> Hi all,
>>>
>>> how can I increase the number of digits in the output of str(.) ?
>>>   
>> You can't as far as I know. For floats, you can use "%.nf". For example:
>>
>> "%.13f" % 493.4802200544680
> 
> The problem is is that he doesn't have a float. He has one of our float64scalar 
> objects. The str() of a real Python float will give as many digits as are 
> necessary to recreate number and no more (or maybe one or two more). A str() of 
> a float64scalar will round according to some rule that I haven't figured out, 
> yet. It doesn't seem to be configurable with numpy.set_printoptions().

No, that's entirely wrong. Please ignore the ravings of a madman.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though it had
  an underlying truth."
   -- Umberto Eco





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