On 07/06/2011 08:25 PM, Christopher Barker wrote: > Mark Wiebe wrote: >> 1) NA vs IGNORE and bitpattern vs mask are completely independent. Any >> combination of NA as bitpattern, NA as mask, IGNORE as bitpattern, and >> IGNORE as mask are reasonable. > > Is this really true? if you use a bitpattern for IGNORE, haven't you > just lost the ability to get the original value back if you want to stop > ignoring it? Maybe that's not inherent to what an IGNORE means, but it > seems pretty key to me.
There's the question of how reductions treats the value. IIUC, IGNORE as bitpattern would imply that reductions treat the value as 0, which is a question orthogonal to whether the value can possibly be unmasked or not. Dag Sverre _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
