# File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.

from typing import TYPE_CHECKING, Dict, Optional

from pydantic import Field as FieldInfo

from .._models import BaseModel

__all__ = ["StreamChunk"]


class StreamChunk(BaseModel):
    chunk: str
    """Text chunk from the stream"""

    if TYPE_CHECKING:
        # Some versions of Pydantic <2.8.0 have a bug and don’t allow assigning a
        # value to this field, so for compatibility we avoid doing it at runtime.
        __pydantic_extra__: Dict[str, Optional[object]] = FieldInfo(init=False)  # pyright: ignore[reportIncompatibleVariableOverride]

        # Stub to indicate that arbitrary properties are accepted.
        # To access properties that are not valid identifiers you can use `getattr`, e.g.
        # `getattr(obj, '$type')`
        def __getattr__(self, attr: str) -> Optional[object]: ...
    else:
        __pydantic_extra__: Dict[str, Optional[object]]
