# This file was auto-generated by Fern from our API Definition.

import typing

import pydantic
import typing_extensions
from ..core.pydantic_utilities import IS_PYDANTIC_V2, UniversalBaseModel
from ..core.serialization import FieldMetadata


class LocalMemoryRelation(UniversalBaseModel):
    """
    Local Memory Relation object - an edge connecting two entities
    """

    from_: typing_extensions.Annotated[str, FieldMetadata(alias="from")] = pydantic.Field()
    """
    Source entity name
    """

    to: str = pydantic.Field()
    """
    Target entity name
    """

    relation_type: typing_extensions.Annotated[str, FieldMetadata(alias="relationType")] = pydantic.Field()
    """
    Type of relationship between entities
    """

    if IS_PYDANTIC_V2:
        model_config: typing.ClassVar[pydantic.ConfigDict] = pydantic.ConfigDict(extra="allow", frozen=True)  # type: ignore # Pydantic v2
    else:

        class Config:
            frozen = True
            smart_union = True
            extra = pydantic.Extra.allow
