scipy/scipy — pull request #2575 by cowlicks (2013-06-18 04:31:19+00:00)
Title: BUG: Homogenezie nnz type to be int for all sparse matrix types.

Now all nnz types are `int`:
```
format = coo
getnnz type =

format = bsr
getnnz type =

format = csc
getnnz type =

format = csr
getnnz type =

format = dia
getnnz type =

format = dok
getnnz type =

format = lil
getnnz type =
```