Feature Engineering, Machine Learning, Data Science, Data, Python.
"object"]): X[colname], _ = X[colname].factorize() # Metric for Housing competition is RMSLE (Root Mean Squared Log Error) score = cross_val_score( model, X, y, cv=5, scoring="neg_mean_squared_log_error", ) score = -1 * score.mean() score = np.sqrt(score) return score df = pd.read_csv("ames.csv")