On Thu, Feb 16, 2012 at 11:39 PM, Travis Oliphant <tra...@continuum.io>wrote:
> Mark Wiebe and I have been discussing off and on (as well as talking with > Charles) a good way forward to balance two competing desires: > > * addition of new features that are needed in NumPy > * improving the code-base generally and moving towards a more > maintainable NumPy > > I know there are load voices for just focusing on the second of these and > avoiding the first until we have finished that. I recognize the need to > improve the code base, but I will also be pushing for improvements to the > feature-set and user experience in the process. > > As a result, I am proposing a rough outline for releases over the next > year: > > * NumPy 1.7 to come out as soon as the serious bugs can be > eliminated. Bryan, Francesc, Mark, and I are able to help triage some of > those. > > * NumPy 1.8 to come out in July which will have as many > ABI-compatible feature enhancements as we can add while improving test > coverage and code cleanup. I will post to this list more details of what > we plan to address with it later. Included for possible inclusion are: > * resolving the NA/missing-data issues > * finishing group-by > * incorporating the start of label arrays > * incorporating a meta-object > * a few new dtypes (variable-length string, varialbe-length unicode > and an enum type) > * adding ufunc support for flexible dtypes and possibly structured > arrays > * allowing generalized ufuncs to work on more kinds of arrays > besides just contiguous > * improving the ability for NumPy to receive JIT-generated function > pointers for ufuncs and other calculation opportunities > * adding "filters" to Input and Output > * simple computed fields for dtypes > * accepting a Data-Type specification as a class or JSON file > * work towards improving the dtype-addition mechanism > For some of these things it's not entirely (or at all, what's a meta-object?) clear to me what they mean or how they would work. How do you plan to go about working on these features? One NEP per feature? Ralf
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