[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify code snippets into one of the following categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']."}, {'role': 'user', 'content': 'Identify the single most appropriate category to which the provided code belongs. Provide your response as a single category label without any additional information, commentary, or personal opinions.\\nPython Code:# Thus we can use RandomForest Regresson.\n\nno_of_test=[500]\nparams_dict={\'n_estimators\':no_of_test,\'n_jobs\':[-1],\'max_features\':["auto",\'sqrt\',\'log2\']}\nclf_rf=GridSearchCV(estimator=RandomForestRegressor(),param_grid=params_dict,scoring=\'neg_mean_squared_log_error\')\nclf_rf.fit(x,y)\nPrediction=clf_rf.predict(testdata)\''}, {'role': 'assistant', 'content': 'modelling'}]