from typing import Dict, List, Any
from unsloth import FastLanguageModel

class EndpointHandler():
    def __init__(self, path=""):
        # Preload all the elements you are going to need at inference.
        # pseudo:
        # self.model= load_model(path)
        model, tokenizer = FastLanguageModel.from_pretrained(
            model_name = "aidando73/llama-3.3-70b-instruct-code-agent-fine-tune-v1",
            max_seq_length = 2048,
            dtype = "float16",
            load_in_4bit = True,
        )
        FastLanguageModel.for_inference(model)
        self.model = model
        self.tokenizer = tokenizer

    def __call__(self, data: Dict[str, Any]) -> List[Dict[str, Any]]:
        """
       data args:
            inputs (:obj: `str` | `PIL.Image` | `np.array`)
            kwargs
      Return:
            A :obj:`list` | `dict`: will be serialized and returned
        """

        input_ids = self.tokenizer.encode(data["inputs"], return_tensors = "pt").to("cuda")
        output = self.model.generate(input_ids, max_new_tokens = 128, pad_token_id = self.tokenizer.eos_token_id)
        return [{"output": self.tokenizer.decode(output[0], skip_special_tokens = True)}]