xgboost.nim

Nim wrapper of libxgboost

Pure Nim score 15/100 · tests present · no docs generated

Summary

Latest Version Unknown
License MIT
CI Status Failing
Downloads 0
Last Indexed 2026-07-21 05:24

Tags

xgboost machine-learning

Installation

nimble install xgboost.nim
choosenim install xgboost.nim
git clone https://github.com/jackhftang/xgboost.nim

OS Compatibility

Platform Linux macOS Windows FreeBSD OpenBSD NetBSD Android iOS WASM Embedded
xgboost.nim ✓ ✓ ✓ - - - - - - -

Source

Repository https://github.com/jackhftang/xgboost.nim
Homepage https://github.com/jackhftang/xgboost.nim
Registry Source nimble_official

README

xgboost.nim

Nim binding of xgboost 1.4.x

Installation

This binding depends on the shared library of xgboost. You should be able to build it with the following commands.

nimble clone_xgboost
nimble build_xgboost

The resulting shared library should be located in ./xgboost/lib/. If you encouter issues during build, consult the installation guide of xgboost.

Usage

import xgboost

proc main() =
  # global config
  xgbSetGlobalConfig(%*{
    "verbosity": 3
  })

  # https://github.com/dmlc/xgboost/tree/master/demo/data
  let dtrain = newXGDMatrix("agaricus.txt.train")
  let dtest = newXGDMatrix("agaricus.txt.test")

  # train
  let booster = train({
    "max_depth": "2", 
    "eta": "1", 
    "objective": "binary:logistic" 
  }, dtrain)

  # predict
  let res = booster.predict(dtest)
  echo res

  # save model
  booster.saveModel("agaricus.txt.model")

when isMainModule:
  main()

API

see here