On Fri, 2011-01-07 at 13:49 -0700, Terry Filiba wrote:
> I think this will only work if the endianness of the machine matches
> the endianness of the FPGA. When we call struct pack using the greater
> than symbol, we explicitly force it to use a big endian representation
> of the binary data regardless of the machine the script is running on.
> -Terry
The astype() function can take care of that, though it is a bit less
convenient.
In [3]: str (numpy.ones (1).astype ('<d').data)
Out[3]: '\x00\x00\x00\x00\x00\x00\xf0?'
In [4]: str (numpy.ones (1).astype ('>d').data)
Out[4]: '?\xf0\x00\x00\x00\x00\x00\x00'
Peter
--
Peter Williams / [email protected]
Department of Astronomy, UC Berkeley
