[Numpy-discussion] array, asarray as contiguous and friends

Travis Oliphant oliphant at ee.byu.edu
Fri Mar 24 11:12:00 CST 2006


Alexander Belopolsky wrote:

>On 3/24/06, Tim Hochberg <tim.hochberg at cox.net> wrote:
>  
>
>>....                                                        For
>>    
>>
>example (and just for
>  
>
>>example, I make no great claims for either this name or interface):
>>    a = array_from_data(a_buffer_object, dtype, dims, strides)
>>
>>    
>>
>
>This looks very similar to the current ndarray "new" constructor:
>
> |  ndarray.__new__(subtype, shape=, dtype=int_, buffer=None,
> |                  offset=0, strides=None, fortran=False)
> |
> |   There are two modes of creating an array using __new__:
> |   1) If buffer is None, then only shape, dtype, and fortran
> |      are used
> |   2) If buffer is an object exporting the buffer interface, then
> |      all keywords are interpreted.
> |   The dtype parameter can be any object that can be interpreted
> |      as a numpy.dtype object.
>
>(see pydoc numpy.ndarray)
>
>I would not mind to leave array() unchanged and move discussion to
>streamlining ndarray.__new__ .  For example, some time ago I suggested
>that strides should be interpreted even if buffer=None.
>
>  
>

Here I'm much more happy about removing the fortran flag and just using 
the strides parameter as Sasha suggests in this routine, so please 
streamline as much as possible.



-Travis





More information about the Numpy-discussion mailing list