handler.py

import typing

import transformers


class EndpointHandler():
    def __init__(self, path: str = ""):
          self.pipeline = transformers.pipeline("text-generation", model=path)
          self.pipeline.model.load_adapter(path)

    def __call__(self, data: typing.Dict[str, typing.Any]) -> typing.List[typing.Dict[str, typing.Any]]:
        """
        data args:
            inputs (:obj: `str`)
            max_new_tokens (:obj: `int`)
        Return:
            A :obj:`list` | `dict`: will be serialized and returned
        """
        return self.pipeline(
            (
                self.pipeline
                .tokenizer
                .apply_chat_template(data["inputs"], tokenize=False)
            ), 
            max_new_tokens=data["max_new_tokens"],
            return_full_text=False
        )