[{'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:# Create submission\n\ncountry_df = pd.DataFrame({\n        "id": test_users["id"],\n        "country": Y_pred\n    })\n\nsubmission = DataFrame(columns=["id", "country"])\n\n# sort countries according to most probable destination country \nfor key in country_df[\'country\'].value_counts().index:\n    submission = pd.concat([submission, country_df[country_df["country"] == key]], ignore_index=True)\n\n####submission.to_csv(\'airbnb.csv\', index=False)\''}, {'role': 'assistant', 'content': 'save_results'}]