[{'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:def draw_boxes(img, bboxes, color=(0, 0, 255), thick=6):\n"""\nFunction that takes an image, a list of bounding boxes\nand an optional color tuple and line thickness as inputs\nthen draw boxes in that color on the output\n"""\nimcopy = np.copy(img)\nfor bbox in bboxes:\ncv2.rectangle(imcopy, bbox[0], bbox[1], color, thick)\nreturn imcopy'}, {'role': 'assistant', 'content': 'data_preprocessing'}]