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This happened PipeOp colapply’s $train()
Error in .__Task__col_roles(self = self, private = private, super = super, : Assertion on 'names of col_roles' failed: Names must be a permutation of set {'feature','target','name'...
XGBoost:Invalid classes inferred from unique values of `y. Expected: [0 1], got [1 2]。
报错原因:目标变量的值应该为0,1解决方法:检查目标变量的值,确保目标变量的值为0,1