Print xgb.Booster

Print information about xgb.Booster.

Usage

# S3 method for class 'xgb.Booster'
print(x, ...)

Arguments

x

An xgb.Booster object.

...

Not used.

Value

The same x object, returned invisibly

Examples

data(agaricus.train, package = "xgboost")
train <- agaricus.train

bst <- xgb.train(
  data = xgb.DMatrix(train$data, label = train$label, nthread = 1),
  nrounds = 2,
  params = xgb.params(
    max_depth = 2,
    nthread = 2,
    objective = "binary:logistic"
  )
)

attr(bst, "myattr") <- "memo"

print(bst)
#> ##### xgb.Booster
#> call:
#>   xgb.train(params = xgb.params(max_depth = 2, nthread = 2, objective = "binary:logistic"), 
#>     data = xgb.DMatrix(train$data, label = train$label, nthread = 1), 
#>     nrounds = 2)
#> # of features: 126 
#> # of rounds:  2 
#> callbacks:
#>    myattr