Jiaming Yuan 9c1103e06c
[Breaking] Set output margin to True for custom objective. (#5564)
* Set output margin to True for custom objective in Python and R.

* Add a demo for writing multi-class custom objective function.

* Run tests on selected demos.
2020-04-20 20:44:12 +08:00
..
2019-04-29 17:50:46 -07:00
2020-02-17 11:31:13 +08:00