memory usage multi value hash

[Peter Otten]

Terry Reedy wrote:

> On 4/14/2011 12:55 PM, Peter Otten wrote:
> 
>> I don't expect that it matters much, but you don't need to sort your data
>> if you use a dictionary anyway:
> 
> Which means that one can build the dict line by line, as each is read,
> instead of reading the entire file into memory. So it does matter for
> intermediate memory use.

Yes, sorry, that was a bit too much handwaving.