[{'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:import pandas as pd\nimport numpy as np\ndf_wine = pd.read_csv('https://archive.ics.uci.edu/ml/machine-learning-databases/wine/wine.data', header=None)\ndf_wine.columns = ['Class label', 'Alcohol', 'Malic acid', 'Ash',\n'Alcalinity of ash', 'Magnesium', 'Total phenols',\n'Flavanoids', 'Nonflavanoid phenols', 'Proanthocyanins',\n'Color intensity', 'Hue', 'OD280/OD315 of diluted wines', 'Proline']\nprint('Class labels', np.unique(df_wine['Class label']))\ndf_wine.head()"}, {'role': 'assistant', 'content': 'load_data'}]