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inference_endpoints

InferenceEndpointsLLM

Bases: LLM

Source code in src/distilabel/llm/huggingface/inference_endpoints.py 
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class InferenceEndpointsLLM(LLM):
    def __init__(
        self,
        endpoint_name: str,
        task: "Task",
        endpoint_namespace: Union[str, None] = None,
        token: Union[str, None] = None,
        max_new_tokens: int = 128,
        repetition_penalty: Union[float, None] = None,
        seed: Union[int, None] = None,
        do_sample: bool = False,
        temperature: Union[float, None] = None,
        top_k: Union[int, None] = None,
        top_p: Union[float, None] = None,
        typical_p: Union[float, None] = None,
        num_threads: Union[int, None] = None,
        prompt_format: Union["SupportedFormats", None] = None,
        prompt_formatting_fn: Union[Callable[..., str], None] = None,
    ) -> None:
        """Initializes the InferenceEndpointsLLM class.

        Args:
            endpoint_name (str): The name of the endpoint.
            task (Task): The task to be performed by the LLM.
            endpoint_namespace (Union[str, None]): The namespace of the endpoint. Defaults to None.
            token (Union[str, None]): The token for the endpoint. Defaults to None.
            max_new_tokens (int): The maximum number of tokens to be generated. Defaults to 128.
            repetition_penalty (Union[float, None]): The repetition penalty to be used for generation. Defaults to None.
            seed (Union[int, None]): The seed for generation. Defaults to None.
            do_sample (bool): Whether to do sampling. Defaults to False.
            temperature (Union[float, None]): The temperature for generation. Defaults to None.
            top_k (Union[int, None]): The top_k for generation. Defaults to None.
            top_p (Union[float, None]): The top_p for generation. Defaults to None.
            typical_p (Union[float, None]): The typical_p for generation. Defaults to None.
            num_threads (Union[int, None]): The number of threads. Defaults to None.
            prompt_format (Union["SupportedFormats", None]): The format of the prompt. Defaults to None.
            prompt_formatting_fn (Union[Callable[..., str], None]): The function for formatting the prompt. Defaults to None.

        Examples:
            >>> from distilabel.tasks.text_generation import TextGenerationTask as Task
            >>> from distilabel.llm import InferenceEndpointsLLM
            >>> task = Task()
            >>> llm = InferenceEndpointsLLM(
            ...     endpoint_name="<INFERENCE_ENDPOINT_NAME>",
            ...     task=task,
            ... )
        """
        super().__init__(
            task=task,
            num_threads=num_threads,
            prompt_format=prompt_format,
            prompt_formatting_fn=prompt_formatting_fn,
        )

        if not _HUGGINGFACE_HUB_AVAILABLE:
            raise ImportError(
                "`InferenceEndpointsLLM` cannot be used as `huggingface-hub` is not "
                "installed, please install it with `pip install huggingface-hub`."
            )

        self.do_sample = do_sample
        self.max_new_tokens = max_new_tokens
        self.repetition_penalty = repetition_penalty
        self.seed = seed
        self.temperature = temperature
        self.top_k = top_k
        self.top_p = top_p
        self.typical_p = typical_p

        self.inference_endpoint = get_inference_endpoint(
            name=endpoint_name, namespace=endpoint_namespace, token=token
        )
        self.inference_endpoint.wait(timeout=30)

    def __rich_repr__(self) -> Generator[Any, None, None]:
        yield from super().__rich_repr__()
        yield (
            "parameters",
            {
                "do_sample": self.do_sample,
                "max_new_tokens": self.max_new_tokens,
                "repetition_penalty": self.repetition_penalty,
                "seed": self.seed,
                "temperature": self.temperature,
                "top_k": self.top_k,
                "top_p": self.top_p,
                "typical_p": self.typical_p,
            },
        )

    @property
    def model_name(self) -> str:
        """Returns the model name of the endpoint."""
        return self.inference_endpoint.repository

    @retry(
        retry=retry_if_exception_type(_INFERENCE_ENDPOINTS_API_RETRY_ON_EXCEPTIONS),
        stop=stop_after_attempt(_INFERENCE_ENDPOINTS_API_STOP_AFTER_ATTEMPT),
        wait=wait_random_exponential(
            multiplier=_INFERENCE_ENDPOINTS_API_WAIT_RANDOM_EXPONENTIAL_MULTIPLIER,
            max=_INFERENCE_ENDPOINTS_API_WAIT_RANDOM_EXPONENTIAL_MAX,
        ),
        before_sleep=before_sleep_log(logger, logging.INFO),
        after=after_log(logger, logging.INFO),
    )
    def _text_generation_with_backoff(self, **kwargs: Any) -> Any:
        """Performs text generation with backoff in case of an error."""
        return self.inference_endpoint.client.text_generation(**kwargs)  # type: ignore

    def _generate(
        self, inputs: List[Dict[str, Any]], num_generations: int = 1
    ) -> List[List[LLMOutput]]:
        """Generates `num_generations` for each input in `inputs`.

        Args:
            inputs (List[Dict[str, Any]]): the inputs to be used for generation.
            num_generations (int, optional): the number of generations to be performed for each
                input. Defaults to 1.

        Returns:
            List[List[LLMOutput]]: the outputs of the LLM.
        """
        prompts = self._generate_prompts(
            inputs, default_format=None, expected_output_type=str
        )
        outputs = []
        for prompt in prompts:
            raw_responses = [
                self._text_generation_with_backoff(
                    prompt=prompt,
                    do_sample=self.do_sample,
                    max_new_tokens=self.max_new_tokens,
                    repetition_penalty=self.repetition_penalty,
                    seed=self.seed,
                    temperature=self.temperature,
                    top_k=self.top_k,
                    top_p=self.top_p,
                    typical_p=self.typical_p,
                )
                for _ in range(num_generations)
            ]
            output = []
            for raw_response in raw_responses:
                try:
                    parsed_response = self.task.parse_output(raw_response)
                except Exception as e:
                    logger.error(f"Error parsing Inference Endpoints output: {e}")
                    parsed_response = None
                output.append(
                    LLMOutput(
                        model_name=self.model_name,
                        prompt_used=prompt,
                        raw_output=raw_response,
                        parsed_output=parsed_response,
                    )
                )
            outputs.append(output)
        return outputs

model_name: str property

Returns the model name of the endpoint.

__init__(endpoint_name, task, endpoint_namespace=None, token=None, max_new_tokens=128, repetition_penalty=None, seed=None, do_sample=False, temperature=None, top_k=None, top_p=None, typical_p=None, num_threads=None, prompt_format=None, prompt_formatting_fn=None)

Initializes the InferenceEndpointsLLM class.

Parameters:

Name Type Description Default
endpoint_name str

The name of the endpoint.

 required
task Task

The task to be performed by the LLM.

 required
endpoint_namespace Union[str, None]

The namespace of the endpoint. Defaults to None.

 None
token Union[str, None]

The token for the endpoint. Defaults to None.

 None
max_new_tokens int

The maximum number of tokens to be generated. Defaults to 128.

 128
repetition_penalty Union[float, None]

The repetition penalty to be used for generation. Defaults to None.

 None
seed Union[int, None]

The seed for generation. Defaults to None.

 None
do_sample bool

Whether to do sampling. Defaults to False.

 False
temperature Union[float, None]

The temperature for generation. Defaults to None.

 None
top_k Union[int, None]

The top_k for generation. Defaults to None.

 None
top_p Union[float, None]

The top_p for generation. Defaults to None.

 None
typical_p Union[float, None]

The typical_p for generation. Defaults to None.

 None
num_threads Union[int, None]

The number of threads. Defaults to None.

 None
prompt_format Union[SupportedFormats, None]

The format of the prompt. Defaults to None.

 None
prompt_formatting_fn Union[Callable[..., str], None]

The function for formatting the prompt. Defaults to None.

 None

Examples:

>>> from distilabel.tasks.text_generation import TextGenerationTask as Task
>>> from distilabel.llm import InferenceEndpointsLLM
>>> task = Task()
>>> llm = InferenceEndpointsLLM(
...     endpoint_name="<INFERENCE_ENDPOINT_NAME>",
...     task=task,
... )
Source code in src/distilabel/llm/huggingface/inference_endpoints.py 
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def __init__(
    self,
    endpoint_name: str,
    task: "Task",
    endpoint_namespace: Union[str, None] = None,
    token: Union[str, None] = None,
    max_new_tokens: int = 128,
    repetition_penalty: Union[float, None] = None,
    seed: Union[int, None] = None,
    do_sample: bool = False,
    temperature: Union[float, None] = None,
    top_k: Union[int, None] = None,
    top_p: Union[float, None] = None,
    typical_p: Union[float, None] = None,
    num_threads: Union[int, None] = None,
    prompt_format: Union["SupportedFormats", None] = None,
    prompt_formatting_fn: Union[Callable[..., str], None] = None,
) -> None:
    """Initializes the InferenceEndpointsLLM class.

    Args:
        endpoint_name (str): The name of the endpoint.
        task (Task): The task to be performed by the LLM.
        endpoint_namespace (Union[str, None]): The namespace of the endpoint. Defaults to None.
        token (Union[str, None]): The token for the endpoint. Defaults to None.
        max_new_tokens (int): The maximum number of tokens to be generated. Defaults to 128.
        repetition_penalty (Union[float, None]): The repetition penalty to be used for generation. Defaults to None.
        seed (Union[int, None]): The seed for generation. Defaults to None.
        do_sample (bool): Whether to do sampling. Defaults to False.
        temperature (Union[float, None]): The temperature for generation. Defaults to None.
        top_k (Union[int, None]): The top_k for generation. Defaults to None.
        top_p (Union[float, None]): The top_p for generation. Defaults to None.
        typical_p (Union[float, None]): The typical_p for generation. Defaults to None.
        num_threads (Union[int, None]): The number of threads. Defaults to None.
        prompt_format (Union["SupportedFormats", None]): The format of the prompt. Defaults to None.
        prompt_formatting_fn (Union[Callable[..., str], None]): The function for formatting the prompt. Defaults to None.

    Examples:
        >>> from distilabel.tasks.text_generation import TextGenerationTask as Task
        >>> from distilabel.llm import InferenceEndpointsLLM
        >>> task = Task()
        >>> llm = InferenceEndpointsLLM(
        ...     endpoint_name="<INFERENCE_ENDPOINT_NAME>",
        ...     task=task,
        ... )
    """
    super().__init__(
        task=task,
        num_threads=num_threads,
        prompt_format=prompt_format,
        prompt_formatting_fn=prompt_formatting_fn,
    )

    if not _HUGGINGFACE_HUB_AVAILABLE:
        raise ImportError(
            "`InferenceEndpointsLLM` cannot be used as `huggingface-hub` is not "
            "installed, please install it with `pip install huggingface-hub`."
        )

    self.do_sample = do_sample
    self.max_new_tokens = max_new_tokens
    self.repetition_penalty = repetition_penalty
    self.seed = seed
    self.temperature = temperature
    self.top_k = top_k
    self.top_p = top_p
    self.typical_p = typical_p

    self.inference_endpoint = get_inference_endpoint(
        name=endpoint_name, namespace=endpoint_namespace, token=token
    )
    self.inference_endpoint.wait(timeout=30)