[SciPy-User] Padded data structure
Miguel de Val Borro
miguel.deval at gmail.com
Sun Feb 21 02:45:41 EST 2010
On Sat, Feb 20, 2010 at 10:55:59PM -0800, Christopher Barker wrote:
> > I would like to read padded output files from C structures that look
> > like this file: http://spec.jpl.nasa.gov/ftp/pub/catalog/catdir.cat
> > The second row is a 13 character string that contains whitespaces. I
> > have looked at the align option in dtype passed as a parameter to
> > loadtxt but could not make it work.
>
> Since there is whitespace between all those columns, I don't think you
> need align. I suspect that a dtype something like:
>
> ('i4', 'S13', 'i4', 'f8', 'f8','f8','f8','f8','f8','f8', 'i2')
The problem is that the S13 string contains whitespaces, which is also
the separator between columns. Using this dtype I get the error:
ValueError: invalid literal for float(): v2,2v2,v
Miguel
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