[{'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:%matplotlib notebook\n@interact\ndef plot_prices(month_interval=['1','3','6','12']):\nplot = ggplot(bitcoin_data, aes(x='Date', y='Price')) + \\\ngeom_line() + \\\nggtitle('Bitcoin Prices') + \\\nscale_x_date(labels='%b %d %y',breaks=date_breaks(month_interval + ' month') )\nfig = plot.draw()\nax = fig.gca()\nlabels = ax.get_xticklabels()\nfor label in labels:\nlabel.set_rotation(270)\nplt.show()"}, {'role': 'assistant', 'content': 'data_exploration'}]