[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify the code snippets into categories from the provided list of categories. List of categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']"}, {'role': 'user', 'content': 'Identify to which category the provided code belongs and assign the code snippet to at least 1 but up to 5 categories based on the probabilities, ignore if the probability of the category is negligible. Strictly provide your response as a list. Avoid providing any additional information, commentary, or personal opinions.\\nPython Code:def model_inputs():\n"""\nCreate TF Placeholders for input, targets, and learning rate.\n:return: Tuple (input, targets, learning rate, keep probability)\n"""\ninputs =        tf.placeholder(tf.int32, [None, None], name=\'input\')\ntargets =       tf.placeholder(tf.int32, [None, None])\nlearning_rate = tf.placeholder(tf.float32)\nkeep_prob =     tf.placeholder(tf.float32, name=\'keep_prob\')\nreturn inputs, targets, learning_rate, keep_prob\n"""\nDON\'T MODIFY ANYTHING IN THIS CELL THAT IS BELOW THIS LINE\n"""\ntests.test_model_inputs(model_inputs)'}, {'role': 'assistant', 'content': "['modelling']"}]