[SciPy-user] Concatenate without making a copy? + sandbox: models

Robert Kern robert.kern at gmail.com
Wed Jan 3 20:28:17 CST 2007

Vincent Nijs wrote:
> If:
> d = {'a':array([1,2,3]), 'b':array([4,3,5])}
> Is is possible to do something like c_[d['a'],d['b']] in scipy without
> making a copy?

No. In general the data will not be next to each other in memory, so they must
be copied to create a single concatenated array.

Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
 that is made terrible by our own mad attempt to interpret it as though it had
 an underlying truth."
  -- Umberto Eco

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