[Numpy-discussion] Using np.frombuffer and cffi.buffer on array of C structs (problem with struct member padding)

Joe solarjoe at posteo.org
Sat Jan 27 04:30:47 EST 2018


Thanks for your help on this! This solved my issue.


Am 25.01.2018 um 19:01 schrieb Allan Haldane:
> There is a new section discussing alignment in the numpy 1.14 structured
> array docs, which has some hints about interfacing with C structs.
> 
> These new 1.14 docs are not online yet on scipy.org, but in the meantime
>   you can view them here:
> https://ahaldane.github.io/user/basics.rec.html#automatic-byte-offsets-and-alignment
> 
> (That links specifically to the discussion of alignments and padding).
> 
> Allan
> 
> On 01/25/2018 11:33 AM, Chris Barker - NOAA Federal wrote:
>>
>>>
>>> The numpy dtype constructor takes an “align” keyword that will pad it
>>> for you.
>>
>> https://docs.scipy.org/doc/numpy-1.13.0/reference/generated/numpy.dtype.html
>>
>> -CHB
>>
>>
>>
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