On 29 May 2010 15:09, Robert Kern <robert.k...@gmail.com> wrote: > On Sat, May 29, 2010 at 12:27, Keith Goodman <kwgood...@gmail.com> wrote: >> Will making changes to arr2 never change arr1 if >> >> arr2 = arr1[np.ix_(*lists)] >> >> where lists is a list of (index) lists? np.ix_ returns a tuple of >> arrays so I'm guessing (and hoping) the answer is yes. > > Correct.
To expand: any time you do fancy indexing - that is, index by anything but a tuple of integers or slice objects - you get back a copy. Anne > > -- > 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 > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion > _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
