[SciPy-dev] interest in Time series functionality?

Robert Kern robert.kern at gmail.com
Wed Apr 26 16:20:12 CDT 2006


Alan G Isaac wrote:
> On Wed, 26 Apr 2006, (UTC) Matt Knox apparently wrote: 
> 
>>Oh, one thing I should mention is that the code currently 
>>uses the mx.DateTime module 
>>(http://www.egenix.com/files/python/mxDateTime.html) 
>>because I have found it to offer a lot more flexibility 
>>than python's built-in date/time module. It could probably 
>>be rewritten to use only the built in date/time module, 
>>but I am not going to attempt to do that at this time 
> 
> IMO, this is a reasonable dependency,
> even if I might better like reliance on python-dateutil,
> which is wonderful.  (I think Matplotlib uses 
> python-dateutil for time series handling; you might
> want to take a look.)

mxDateTime does have (at least) one relevant advantage over python-dateutil: it
deals with the various "Julian Day Number" systems that astronomers and some
other science fields use. It is also frequently *the* date-time type supported
by various database adapters.

-- 
Robert Kern
robert.kern at gmail.com

"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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