1, 0, 2, 1, 2, 0, 0, 2, 1, 0, 2, 1, 1, 0, 1, 1, 0, 0, 1, 1, 2, 0, 2, 1, 0, 0, 1, 2]
0.9666666666666667...Trained a tree with leaves = 2 and max_depth = 1
[LightGBM] [Warning] No further splits with positive...Trained a tree with leaves = 2 and max_depth = 1
[LightGBM] [Warning] No further splits with positive...gain, best gain: -inf
[LightGBM] [Debug] Trained a tree with leaves = 2 and max_depth = 1
[LightGBM...Trained a tree with leaves = 3 and max_depth = 2
Mean Absolute Error : 18.71203698086779
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