negative "counts" in collections.Counter?
greg.ewing at canterbury.ac.nz
Mon Mar 8 23:22:28 CET 2010
Raymond Hettinger wrote:
> Instead the choice was to implement the four methods as
> multiset operations. As such, they need to correspond
> to regular set operations.
Seems to me you're trying to make one data type do the
work of two, and ending up with something inconsistent.
I think you should be providing two types: one is a
multiset, which disallows negative counts altogether;
the other behaves like a sparse vector with appropriate
More information about the Python-list