[{'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:# Will train on data from the gap-test and gap-validation files, in total 2454 rows\n#X_train = np.concatenate((X_test, X_validation), axis = 0)\n#Y_train = np.concatenate((Y_test, Y_validation), axis = 0)\n\n# Will predict probabilities for data from the gap-development file; initializing the predictions\n#prediction = np.zeros((len(X_development),1)) # testing predictions\n\nval_prediction = np.zeros((len(X_validation),1)) # valid predictions'}, {'role': 'assistant', 'content': 'helper_functions'}]