seanm.py at gmail.com wrote: > The explaination in my introductory Python book is not very > satisfying, and I am hoping someone can explain the following to me: > >>>> 4 / 5.0 > 0.80000000000000004 > > 4 / 5.0 is 0.8. No more, no less. So what's up with that 4 at the end. > It bothers me. Read http://docs.python.org/tutorial/floatingpoint.html