[{'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:import sys\nannotations = \'/Users/pvmarkov/dengue/data/ref_geno_anottation_relabel.gff\'\ntry:\nf= open (annotations, \'r\')\nexcept IOError:\nprint("Unknown file " + annotations)\nsys.exit()\nline = ""\nannots_list = list ()\nline_list = list ()\nfor l in f:\nif (\'CDS\' in l or \'UTR\' in l) and \'DEN2\' not in l and \'Beta-lactamase\' not in l:\nline_list = l.split()\nannots_list.append (make_annotation (line_list [12], line_list [3], line_list [4], correction))\nannots_list.sort (key=lambda x: x.start)\nprint(\'The annotations and their positions are: \\n\',annots_list)\nf.close()'}, {'role': 'assistant', 'content': 'load_data'}]