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community[patch]: Use get_fields adapter for pydantic (#25191)

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Change all usages of __fields__ with get_fields adapter merged into
langchain_core.

Code mod generated using the following grit pattern:

```
engine marzano(0.1)
language python


`$X.__fields__` => `get_fields($X)` where {
    add_import(source="langchain_core.utils.pydantic", name="get_fields")
}
```
This commit is contained in:
Eugene Yurtsev
2024-08-08 14:43:09 -04:00
committed by GitHub
parent 663638d6a8
commit 98779797fe
24 changed files with 51 additions and 28 deletions
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3
libs/community/langchain_community/llms/openai.py
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@@ -34,6 +34,7 @@ from langchain_core.utils import (
get_pydantic_field_names,
pre_init,
)
from langchain_core.utils.pydantic import get_fields
from langchain_core.utils.utils import build_extra_kwargs
from langchain_community.utils.openai import is_openai_v1
@@ -1016,7 +1017,7 @@ class OpenAIChat(BaseLLM):
@root_validator(pre=True)
def build_extra(cls, values: Dict[str, Any]) -> Dict[str, Any]:
"""Build extra kwargs from additional params that were passed in."""
all_required_field_names = {field.alias for field in cls.__fields__.values()}
all_required_field_names = {field.alias for field in get_fields(cls).values()}
extra = values.get("model_kwargs", {})
for field_name in list(values):