fix bug

R-package/NAMESPACE

@@ -25,6 +25,7 @@ importFrom(data.table,":=")
 importFrom(data.table,as.data.table)
 importFrom(data.table,copy)
 importFrom(data.table,data.table)
+importFrom(data.table,fread)
 importFrom(data.table,rbindlist)
 importFrom(data.table,set)
 importFrom(data.table,setnames)

R-package/R/xgb.dump.R

@@ -3,8 +3,10 @@
 #' Save a xgboost model to text file. Could be parsed later.
 #' 
 #' @importFrom magrittr %>%
-#' @importFrom stringr str_split
 #' @importFrom stringr str_replace
+#' @importFrom data.table fread
+#' @importFrom data.table :=
+#' @importFrom data.table setnames
 #' @param model the model object.
 #' @param fname the name of the text file where to save the model text dump. If not provided or set to \code{NULL} the function will return the model as a \code{character} vector.
 #' @param fmap feature map file representing the type of feature. 
@@ -46,7 +48,9 @@ xgb.dump <- function(model = NULL, fname = NULL, fmap = "", with.stats=FALSE) {
     stop("fmap: argument must be type character (when provided)")
   }
   
-  dt <- .Call("XGBoosterDumpModel_R", model, fmap, as.integer(with.stats), PACKAGE = "xgboost") %>% fread
+  longString <- .Call("XGBoosterDumpModel_R", model, fmap, as.integer(with.stats), PACKAGE = "xgboost")
+  
+  dt <- fread(paste(longString, collapse = ""), sep = "\n", header = F)
 
   setnames(dt, "Content")
   

R-package/man/xgboost.Rd

@@ -91,7 +91,7 @@ Number of threads can also be manually specified via "nthread" parameter.
      \item \code{ndcg} Normalized Discounted Cumulative Gain. \url{http://en.wikipedia.org/wiki/NDCG}
   }
 
-More parameters are available in the Wiki \url{https://github.com/tqchen/xgboost/wiki/Parameters}
+More parameters are available in the Wiki \url{https://github.com/tqchen/xgboost/wiki/Parameters}.
 }
 \examples{
 data(agaricus.train, package='xgboost')