Remove silent parameter. (#5476)

R-package/R/xgb.train.R

@@ -267,7 +267,7 @@ xgb.train <- function(params = list(), data, nrounds, watchlist = list(),
   }
 
   # evaluation printing callback
-  params <- c(params, list(silent = ifelse(verbose > 1, 0, 1)))
+  params <- c(params)
   print_every_n <- max( as.integer(print_every_n), 1L)
   if (!has.callbacks(callbacks, 'cb.print.evaluation') &&
       verbose) {

R-package/tests/testthat/test_basic.R

@@ -314,7 +314,7 @@ test_that("colsample_bytree works", {
   watchlist <- list(train = dtrain, eval = dtest)
    # Use colsample_bytree = 0.01, so that roughly one out of 100 features is
   # chosen for each tree
-  param <- list(max_depth = 2, eta = 0, silent = 1, nthread = 2,
+  param <- list(max_depth = 2, eta = 0, verbosity = 0, nthread = 2,
                 colsample_bytree = 0.01, objective = "binary:logistic",
                 eval_metric = "auc")
    set.seed(2)

doc/parameter.rst

@@ -23,10 +23,6 @@ General Parameters
 
   - Which booster to use. Can be ``gbtree``, ``gblinear`` or ``dart``; ``gbtree`` and ``dart`` use tree based models while ``gblinear`` uses linear functions.
 
-* ``silent`` [default=0] [Deprecated]
-
-  - Deprecated.  Please use ``verbosity`` instead.
-
 * ``verbosity`` [default=1]
 
   - Verbosity of printing messages.  Valid values are 0 (silent), 1 (warning), 2 (info), 3

include/xgboost/logging.h

@@ -37,13 +37,9 @@ class BaseLogger {
 
 // Parsing both silent and debug_verbose is to provide backward compatibility.
 struct ConsoleLoggerParam : public XGBoostParameter<ConsoleLoggerParam> {
-  bool silent;  // deprecated.
   int verbosity;
 
   DMLC_DECLARE_PARAMETER(ConsoleLoggerParam) {
-    DMLC_DECLARE_FIELD(silent)
-        .set_default(false)
-        .describe("Do not print information during training.");
     DMLC_DECLARE_FIELD(verbosity)
         .set_range(0, 3)
         .set_default(1)  // shows only warning

src/logging.cc

@@ -53,12 +53,6 @@ bool ConsoleLogger::ShouldLog(LogVerbosity verbosity) {
 
 void ConsoleLogger::Configure(Args const& args) {
   param_.UpdateAllowUnknown(args);
-  // Deprecated, but when trying to display deprecation message some R
-  // tests trying to catch stdout will fail.
-  if (param_.silent) {
-    global_verbosity_ = LogVerbosity::kSilent;
-    return;
-  }
   switch (param_.verbosity) {
     case 0:
       global_verbosity_ = LogVerbosity::kSilent;