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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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8
libs/community/langchain_community/llms/bedrock.py
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@@ -21,8 +21,8 @@ from langchain_core.callbacks import (
)
from langchain_core.language_models.llms import LLM
from langchain_core.outputs import GenerationChunk
from langchain_core.pydantic_v1 import BaseModel, Extra, Field, root_validator
from langchain_core.utils import get_from_dict_or_env
from langchain_core.pydantic_v1 import BaseModel, Extra, Field
from langchain_core.utils import get_from_dict_or_env, pre_init
from langchain_community.llms.utils import enforce_stop_tokens
from langchain_community.utilities.anthropic import (
@@ -389,7 +389,7 @@ class BedrockBase(BaseModel, ABC):
...Logic to handle guardrail intervention...
""" # noqa: E501
@root_validator()
@pre_init
def validate_environment(cls, values: Dict) -> Dict:
"""Validate that AWS credentials to and python package exists in environment."""
@@ -743,7 +743,7 @@ class Bedrock(LLM, BedrockBase):
"""
@root_validator()
@pre_init
def validate_environment(cls, values: Dict) -> Dict:
model_id = values["model_id"]
if model_id.startswith("anthropic.claude-3"):