Python dictionary inspired hash table implementation

[Manfred_Nowak]

Moritz Warning wrote:

> PyDict decreases in performance for this case.

This is a hint, that PyDict may be well suited only, when the actual 
distribution of keys over the keyspace is dense. 

-manfred
-- 
Maybe some knowledge of some types of disagreeing and their relation 
can turn out to be useful:
http://blog.createdebate.com/2008/04/07/writing-strong-arguments/