from functools import lru_cache
from transformers import BertTokenizer, BertConfig, BertForSequenceClassification

@lru_cache()
def initialize_model():
  tokenizer = BertTokenizer.from_pretrained('indobenchmark/indobert-base-p1')
  config = BertConfig.from_pretrained('daphinokio/indobert-smsa-fine-tuned')
  model = BertForSequenceClassification.from_pretrained('daphinokio/indobert-smsa-fine-tuned', config=config)
  return model, tokenizer

model, tokenizer = initialize_model()