On Wednesday 11 April 2007 18:12:16 Matthew Koichi Grimes wrote: > Is there any way to detect whether one array is a view into another > > array? I'd like something like: > >>> arr = N.arange(5) > >>> subarr = arr[1:3] > >>> sharesdata(arr, subarr) Mmh, would arr.flags['OWNDATA'] would do the trick ? p.