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

from ........core.pydantic_utilities import UniversalBaseModel
from .....common.types.external_provider import ExternalProvider
import typing
from .....common.types.period import Period
from ........core.pydantic_utilities import IS_PYDANTIC_V2
import pydantic


class Referral(UniversalBaseModel):
    provider: ExternalProvider
    referral_number: str
    period: typing.Optional[Period] = None
    notes: typing.Optional[str] = None

    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
