[python]lightgbm安装后测试代码

import lightgbm as lgb # 检查版本 print(f"LightGBM版本: {lgb.__version__}") # 最简单的例子 X = [[1, 2], [2, 3], [3, 4], [4, 5]] y = [0, 0, 1, 1] model = lgb.LGBMClassifier(n_estimators=10) model.fit(X, y) print("预测结果:", model.predict([[2.5, 3.5]])) print("LightGBM安装成功！")