None versus MISSING sentinel -- request for design feedback
rosuav at gmail.com
Fri Jul 15 13:04:10 CEST 2011
On Fri, Jul 15, 2011 at 8:46 PM, Steven D'Aprano
<steve+comp.lang.python at pearwood.info> wrote:
> In general, you have missing values in statistics because somebody wouldn't
> answer a question, and the Ethics Committee frowns on researchers torturing
> their subjects to get information. They make you fill out forms.
Which, then, is in support of an explicit "User chose not to answer
this question" MISSING value.
More information about the Python-list