[{'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:clf = DecisionTreeClassifier(criterion='gini', max_depth=8, min_samples_split=2, class_weight= None, max_features=None,\n                                              max_leaf_nodes=None,\n                                              min_impurity_decrease=0.0,\n                                              min_impurity_split=None,\n                                              min_samples_leaf=1,\n                                              min_weight_fraction_leaf=0.0,\n                                              presort='deprecated',\n                                              random_state=None,)"}, {'role': 'assistant', 'content': 'modelling'}]