[{'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:"""\nDON\'T MODIFY ANYTHING IN THIS CELL\n"""\nfrom distutils.version import LooseVersion\nimport warnings\nimport tensorflow as tf\nassert LooseVersion(tf.__version__) >= LooseVersion(\'1.0\'), \'Please use TensorFlow version 1.0 or newer\'\nprint(\'TensorFlow Version: {}\'.format(tf.__version__))\nif not tf.test.gpu_device_name():\nwarnings.warn(\'No GPU found. Please use a GPU to train your neural network.\')\nelse:\nprint(\'Default GPU Device: {}\'.format(tf.test.gpu_device_name()))'}, {'role': 'assistant', 'content': 'helper_functions'}]