[{'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:stations = ['GRD CNTRL-42 ST', 'JAMAICA-179 ST', 'LEXINGTON AV/53',\n'ROOSEVELT IS', 'SOUTH FERRY', 'WALL ST', 'HIGH ST',\n'BOROUGH HALL/CT', 'JAY ST-METROTEC', 'YORK ST',\n'QUEENSBORO PLZ', '34 ST-HERALD SQ', '77 ST', '68ST-HUNTER COL',\n'RECTOR ST', '86 ST', 'CORTLANDT ST', '47-50 ST-ROCK', '72 ST',\n'23 ST-5 AVE', '23 ST', '23 ST-6 AVE', '34 ST-PENN STA',\n'28 ST-BROADWAY', '28 ST', '14 ST', '14 ST-UNION SQ', '14 ST-6 AVE',\n'SPRING ST', 'PARK PLACE']"}, {'role': 'assistant', 'content': "['data_preprocessing']"}]