[{'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:with tf.name_scope('Input_Images'):\nx = tf.placeholder(tf.float32,shape=[None,img_size_flat],name='x')\nx_image = tf.reshape(x,[-1,img_size,img_size,num_channels])\ny_true = tf.placeholder(tf.float32,shape=[None,10],name='y_true')\ny_true_cls = tf.argmax(y_true, dimension=1)"}, {'role': 'assistant', 'content': 'modelling'}]