[{'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:contents = \' \'.join(emails[\'content\'])\nfig, ax = plt.subplots(figsize=(16, 12))\nwc = wordcloud.WordCloud(width=900, height=500, max_words=200,stopwords=ENGLISH_STOP_WORDS).generate(contents)\nax.imshow(wc)\nax.axis("off")'}, {'role': 'assistant', 'content': 'result_visualization'}]