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core[minor],community[minor]: Upgrade all @root_validator() to @pre_init (#23841)

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This PR introduces a @pre_init decorator that's a @root_validator(pre=True) but with all the defaults populated!
This commit is contained in:
Eugene Yurtsev
2024-07-08 16:09:29 -04:00
committed by GitHub
parent f152d6ed3d
commit 2c180d645e
114 changed files with 439 additions and 276 deletions
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6
libs/community/langchain_community/llms/huggingface_hub.py
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@@ -4,8 +4,8 @@ from typing import Any, Dict, List, Mapping, Optional
from langchain_core._api.deprecation import deprecated
from langchain_core.callbacks import CallbackManagerForLLMRun
from langchain_core.language_models.llms import LLM
from langchain_core.pydantic_v1 import Extra, root_validator
from langchain_core.utils import get_from_dict_or_env
from langchain_core.pydantic_v1 import Extra
from langchain_core.utils import get_from_dict_or_env, pre_init
from langchain_community.llms.utils import enforce_stop_tokens
@@ -61,7 +61,7 @@ class HuggingFaceHub(LLM):
extra = Extra.forbid
@root_validator()
@pre_init
def validate_environment(cls, values: Dict) -> Dict:
"""Validate that api key and python package exists in environment."""
huggingfacehub_api_token = get_from_dict_or_env(