[{'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:UNITS = 64\nmodel = Sequential()\nmodel.add(Embedding(len(word_index) + 1,EMBEDDING_DIM,weights=[embedding_matrix], input_length=MAX_SEQUENCE_LENGTH,mask_zero=True))\nmodel.add(LSTM(UNITS,recurrent_dropout=0.2,dropout=0.2))\nmodel.add(Dense(128,activation='relu'))\nmodel.add(Dropout(0.2))\nmodel.add(Dense(5,activation='softmax'))\nmodel.compile(loss='categorical_crossentropy', optimizer='adam', metrics=['accuracy'])"}, {'role': 'assistant', 'content': 'modelling'}]