[Numpy-discussion] Emulate left outer join?
Fernando Perez
fperez.net at gmail.com
Tue Feb 9 17:43:16 EST 2010
On Tue, Feb 9, 2010 at 5:02 PM, Robert Kern <robert.kern at gmail.com> wrote:
>
> numpy.lib.recfunctions.join_by(key, r1, r2, jointype='leftouter')
>
And if that isn't sufficient, John has in matplotlib.mlab a few other
similar utilities that allow for more complex cases:
In [2]: mlab.rec_
mlab.rec_append_fields mlab.rec_groupby mlab.rec_keep_fields
mlab.rec_drop_fields mlab.rec_join mlab.rec_summarize
Cheers,
f
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