[{'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:def print_stats(session, feature_batch, label_batch, cost, accuracy):\n"""\nPrint information about loss and validation accuracy\n: session: Current TensorFlow session\n: feature_batch: Batch of Numpy image data\n: label_batch: Batch of Numpy label data\n: cost: TensorFlow cost function\n: accuracy: TensorFlow accuracy function\n"""\nloss = session.run(cost,feed_dict={x: feature_batch,y: label_batch,keep_prob: 1.0})\nvalid_acc = session.run(accuracy,feed_dict={x: valid_features,y: valid_labels,keep_prob: 1.0})\nprint(loss, valid_acc)'}, {'role': 'assistant', 'content': 'evaluation'}]