Also consider this example: >>> 7.2 // 0.5 14.0 >>>
On 2/28/07, Facundo Batista <[EMAIL PROTECTED]> wrote: > Greg Ewing wrote: > > > Is this intentional? I would have expected the > > // operator to always give an integer result. > > > > Python 2.3 (#1, Aug 5 2003, 15:52:30) > > [GCC 3.1 20020420 (prerelease)] on darwin > > Type "help", "copyright", "credits" or "license" for more information. > > >>> 7.0 // 2 > > 3.0 > > >From the Language Reference: > > The / (division) and // (floor division) operators yield the quotient > of their arguments. The numeric arguments are first converted to a > common type. Plain or long integer division yields an integer of the > same type; the result is that of mathematical division with the > `floor' function applied to the result. > > So, first the arguments are converted to a common type, in this case > float. Then the division is made. Then the 'floor' function is applied. > Result: 3.0. > > So yes, it's intentional. > > Regards, > > -- > . Facundo > . > Blog: http://www.taniquetil.com.ar/plog/ > PyAr: http://www.python.org/ar/ > > > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > http://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > http://mail.python.org/mailman/options/python-dev/guido%40python.org > -- --Guido van Rossum (home page: http://www.python.org/~guido/) _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
