Source code for langchain_community.llms.octoai_endpoint

from typing import Any, Dict

from langchain_core.pydantic_v1 import Field, SecretStr, root_validator
from langchain_core.utils import convert_to_secret_str, get_from_dict_or_env

from langchain_community.llms.openai import BaseOpenAI
from langchain_community.utils.openai import is_openai_v1

DEFAULT_MODEL = "codellama-7b-instruct"

[docs]class OctoAIEndpoint(BaseOpenAI): """OctoAI LLM Endpoints - OpenAI compatible. OctoAIEndpoint is a class to interact with OctoAI Compute Service large language model endpoints. To use, you should have the environment variable ``OCTOAI_API_TOKEN`` set with your API token, or pass it as a named parameter to the constructor. Example: .. code-block:: python from langchain_community.llms.octoai_endpoint import OctoAIEndpoint llm = OctoAIEndpoint( model="llama-2-13b-chat-fp16", max_tokens=200, presence_penalty=0, temperature=0.1, top_p=0.9, ) """ """Key word arguments to pass to the model.""" octoai_api_base: str = Field(default=DEFAULT_BASE_URL) octoai_api_token: SecretStr = Field(default=None) model_name: str = Field(default=DEFAULT_MODEL)
[docs] @classmethod def is_lc_serializable(cls) -> bool: return False
@property def _invocation_params(self) -> Dict[str, Any]: """Get the parameters used to invoke the model.""" params: Dict[str, Any] = { "model": self.model_name, **self._default_params, } if not is_openai_v1(): params.update( { "api_key": self.octoai_api_token.get_secret_value(), "api_base": self.octoai_api_base, } ) return {**params, **super()._invocation_params} @property def _llm_type(self) -> str: """Return type of llm.""" return "octoai_endpoint" @root_validator() def validate_environment(cls, values: Dict) -> Dict: """Validate that api key and python package exists in environment.""" values["octoai_api_base"] = get_from_dict_or_env( values, "octoai_api_base", "OCTOAI_API_BASE", default=DEFAULT_BASE_URL, ) values["octoai_api_token"] = convert_to_secret_str( get_from_dict_or_env(values, "octoai_api_token", "OCTOAI_API_TOKEN") ) values["model_name"] = get_from_dict_or_env( values, "model_name", "MODEL_NAME", default=DEFAULT_MODEL, ) try: import openai if is_openai_v1(): client_params = { "api_key": values["octoai_api_token"].get_secret_value(), "base_url": values["octoai_api_base"], } if not values.get("client"): values["client"] = openai.OpenAI(**client_params).completions if not values.get("async_client"): values["async_client"] = openai.AsyncOpenAI( **client_params ).completions else: values["openai_api_base"] = values["octoai_api_base"] values["openai_api_key"] = values["octoai_api_token"].get_secret_value() values["client"] = openai.Completion except ImportError: raise ImportError( "Could not import openai python package. " "Please install it with `pip install openai`." ) if "endpoint_url" in values["model_kwargs"]: raise ValueError( "`endpoint_url` was deprecated, please use `octoai_api_base`." ) return values