"git@developer.sourcefind.cn:tianlh/lightgbm-dcu.git" did not exist on "79d27770e480d2037e417e2727041d1ecb26d0ac"
* Revert "python-package: support valid_names in scikit-learn API (#420)" This reverts commit de39dbcf. * Revert "faster histogram sum up (#418)" This reverts commit 98c7c2a3.