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[R] Fix threads used to create DMatrix in predict. (#8681)

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Jiaming Yuan 2023-01-15 03:09:08 +08:00 committed by GitHub
parent 292df67824
commit e7d612d22c
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1 changed files with 2 additions and 1 deletions
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R-package/R/xgb.Booster.R
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@ -328,8 +328,9 @@ predict.xgb.Booster <- function(object, newdata, missing = NA, outputmargin = FA
predleaf = FALSE, predcontrib = FALSE, approxcontrib = FALSE, predinteraction = FALSE,
reshape = FALSE, training = FALSE, iterationrange = NULL, strict_shape = FALSE, ...) {
object <- xgb.Booster.complete(object, saveraw = FALSE)
if (!inherits(newdata, "xgb.DMatrix"))
newdata <- xgb.DMatrix(newdata, missing = missing)
newdata <- xgb.DMatrix(newdata, missing = missing, nthread = NVL(object$params[["nthread"]], -1))
if (!is.null(object[["feature_names"]]) &&
!is.null(colnames(newdata)) &&
!identical(object[["feature_names"]], colnames(newdata)))