tobiah wrote: >>> Suppose I fill an list with 100 million random integers in the range >>> of 1 - 65535. Wouldn't I save much memory if all of the ocurrances >>> of '12345' pointed to the same integer object? Why should more be made, >>> when they all do the same thing, and are not subject to change? >> >> Because for typical usage of integers (which doesn't include your example), >> it is more expensive to check if there's already an integer with that >> specific >> value out there than to create a new one. >> >> >> Georg > > I see. I assume then, that the lookup performance hit is acceptable > as a trade off against memory usage for the quite commonly used range > of (-5, 257). Is that the idea?
Yes, indeed. Georg -- http://mail.python.org/mailman/listinfo/python-list