[EMAIL PROTECTED] wrote: > it seems that the behavior of "print" is that it will round off > properly for any floating point imperfection, such as shown in the > first two samples. The third sample seems to be a bug? It doesn't > know how to handle the floating imperfection in this case. > > >>>>1.2345 > > 1.2344999999999999 > > >>>>print 1.2345 > > 1.2345 > > >>>>print "%10.3f" % 1.2345 # seems like a bug >>>>---------------------------------- > > 1.234 > > >>>>print "%10.3f" % 1.23450001 > > 1.235 > > >>>>print "%10.3f" % 1.2344 > > 1.234 > > >>>>print "%10.3f" % 1.2346 > > 1.235 > >>> print "%25.22f" % 1.2345 1.2344999999999999000000
You obviously haven't yet passed your floating-point number proficiency test yet. Please restrict yourself to integers until you understand the difficulties that inaccuracies in floating-point can create ;-) regards Steve -- Steve Holden +44 150 684 7255 +1 800 494 3119 Holden Web LLC/Ltd http://www.holdenweb.com Skype: holdenweb http://holdenweb.blogspot.com Recent Ramblings http://del.icio.us/steve.holden -- http://mail.python.org/mailman/listinfo/python-list