On 19 Sep 2008, at 16:07 , Alan G Isaac wrote: > On 9/19/2008 4:35 AM David Cournapeau apparently wrote: >> I never use NaN as missing value > > What do you use?
Masked arrays. Using NaN's for missing values is dangerous. You may do some operation, which generates invalid results, and then you have a mixed bag of missing and invalid values. Cheers Stéfan _______________________________________________ Numpy-discussion mailing list Numpy-discussion@scipy.org http://projects.scipy.org/mailman/listinfo/numpy-discussion
