[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify the code snippets into categories from the provided list of categories. List of categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']"}, {'role': 'user', 'content': 'Identify to which category the provided code belongs and assign the code snippet to at least 1 but up to 5 categories based on the probabilities, ignore if the probability of the category is negligible. Strictly provide your response as a list. Avoid providing any additional information, commentary, or personal opinions.\\nPython Code:final_model = XGBRegressor(n_estimators=best_n_estimators, \n                           random_state=my_randome_state, \n                           learning_rate=best_learning_rate, \n                           max_depth=best_max_depth,\n                           gamma=best_max_gamma,\n                           eta=best_max_eta,\n                           reg_alpha=best_max_reg_alpha,\n                          reg_lambda=best_max_reg_lambda)\nfinal_model.fit(normed_train_data, y_train)'}, {'role': 'assistant', 'content': "['modelling']"}]