[{'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:#Plotting confirmed cases and fatalities for the 15 countries with the most cases\ncountries = ['China', 'Italy', 'US', \n             'Spain', 'Germany', 'Iran', \n             'France', 'Korea, South', 'United Kingdom', \n             'Switzerland', 'Netherlands', 'Belgium', \n             'Austria', 'Turkey', 'Canada']\n\nfor c in countries:\n    group = train[train['Country_Region'] == c].groupby('Date')['ConfirmedCases', 'Fatalities'].sum().reset_index()\n    group['ConfirmedCases'].plot(label = 'Confirmed Cases')\n    group['Fatalities'].plot(label = 'Fatalities')\n    plt.legend()\n    plt.title(c)\n    plt.show();"}, {'role': 'assistant', 'content': 'result_visualization'}]