[{'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:f = plt.figure(figsize = (13,8))\nax = f.gca()\ndf_cat = df[df["tap"] == "off"]\ndf_cat = df_cat[["datefull", "mode", "count"]]\ndf_cat = df_cat.groupby([df_cat["datefull"], "mode"]).sum()["count"]\ndf_cat.unstack().plot(ax=ax)\nbox = ax.get_position()\nax.set_position([box.x0, box.y0, box.width*0.8, box.height])\nplt.show()'}, {'role': 'assistant', 'content': 'data_exploration'}]