Source code for langchain_ai21.ai21_base

import os
from typing import Any, Dict, Optional

from ai21 import AI21Client
from langchain_core.pydantic_v1 import BaseModel, Field, SecretStr, root_validator
from langchain_core.utils import convert_to_secret_str

_DEFAULT_TIMEOUT_SEC = 300


[docs]class AI21Base(BaseModel): class Config: arbitrary_types_allowed = True client: Any = Field(default=None, exclude=True) #: :meta private: api_key: Optional[SecretStr] = None api_host: Optional[str] = None timeout_sec: Optional[float] = None num_retries: Optional[int] = None @root_validator() def validate_environment(cls, values: Dict) -> Dict: api_key = convert_to_secret_str( values.get("api_key") or os.getenv("AI21_API_KEY") or "" ) values["api_key"] = api_key api_host = ( values.get("api_host") or os.getenv("AI21_API_URL") or "https://api.ai21.com" ) values["api_host"] = api_host timeout_sec = values.get("timeout_sec") or float( os.getenv("AI21_TIMEOUT_SEC", _DEFAULT_TIMEOUT_SEC) ) values["timeout_sec"] = timeout_sec if values.get("client") is None: values["client"] = AI21Client( api_key=api_key.get_secret_value(), api_host=api_host, timeout_sec=None if timeout_sec is None else float(timeout_sec), via="langchain", ) return values