[Numpy-discussion] Comparing x and x.view
Thu Feb 8 12:43:55 CST 2007
Pierre GM wrote:
> I want to compare whether two arrays point to the same data.
Travis just posted a note about a couple utility functions that may help:
Travis Oliphant wrote:
> In SVN there is a new function may_share_memory(a,b) which will return
> True if the memory foot-print of the two arrays over-lap.
> >>> may_share_memory(a, flipud(a))
> This is based on another utility function byte_bounds that returns the
> byte-boundaries of any object exporting the Python side of the array
> Perhaps these utilities will help (I know they can be used to make the
> who function a bit more intelligent about how many bytes are being used).
Christopher Barker, Ph.D.
Emergency Response Division
NOAA/NOS/OR&R (206) 526-6959 voice
7600 Sand Point Way NE (206) 526-6329 fax
Seattle, WA 98115 (206) 526-6317 main reception
More information about the Numpy-discussion