设计思路

输出结果

   Pclass     Sex   Age  SibSp  Parch  Survived

0       3    male  22.0      1      0         0

1       1  female  38.0      1      0         1

2       3  female  26.0      0      0         1

3       1  female  35.0      1      0         1

4       3    male  35.0      0      0         0

Pclass        int64

Sex          object

Age         float64

SibSp         int64

Parch         int64

Survived      int64

dtype: object

object_features_ID： [1]

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99: learn: 0.3117563 test: 0.4138267 best: 0.3997214 (37) total: 156ms remaining: 0us

bestTest = 0.3997213503

bestIteration = 37

Shrink model to first 38 iterations.