[{'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:apparel = pd.read_excel('apparel.xlsx', header=10)\nfood = pd.read_excel('food.xlsx', header=10)\nhousing = pd.read_excel('housing.xlsx', header=10)\ntrans = pd.read_excel('transportation.xlsx', header=10)\nother = pd.read_excel('other.xlsx', header=10)\nmedcare = pd.read_excel('medcare.xlsx', header=10)"}, {'role': 'assistant', 'content': 'load_data'}]