scikit-learn/scikit-learn — pull request #3407 by amueller (2014-07-17 08:49:02+00:00)
Title: WIP better Pandas support.

Don't convert dataframes in grid search and cross-validation.

If we can agree on this, I'll
* [ ] add tests
* [ ] rename allow_lists to force_array (and invert the meaning). It's an internal parameter anyhow.