[Python-ideas] Python Numbers as Human Concept Decimal System

Mark H. Harris harrismh777 at gmail.com
Fri Mar 7 03:19:56 CET 2014



On Thursday, March 6, 2014 8:09:02 PM UTC-6, Guido van Rossum wrote:

Mark, it feels like you do not understand Python well enough to be able to 
> make sweeping proposals about its reform. 
>

hi Guido,  ouch.

   You can't be serious.  You have not commented yet...  are you happy with 
this:

 >>> from decimal import Decimal
>>> a=Decimal(1)
>>> b=Decimal(.1)
>>> a+b
Decimal('1.100000000000000005551115123')      <==== does this not bother 
you at all ?

    ... even though we both know why its doing this, doesn't it bother you 
a little?

marcus
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