Source code for langchain_core.documents.base

from __future__ import annotations

from typing import Any, List, Literal

from langchain_core.load.serializable import Serializable
from langchain_core.pydantic_v1 import Field

[docs]class Document(Serializable): """Class for storing a piece of text and associated metadata.""" page_content: str """String text.""" metadata: dict = Field(default_factory=dict) """Arbitrary metadata about the page content (e.g., source, relationships to other documents, etc.). """ type: Literal["Document"] = "Document" def __init__(self, page_content: str, **kwargs: Any) -> None: """Pass page_content in as positional or named arg.""" super().__init__(page_content=page_content, **kwargs)
[docs] @classmethod def is_lc_serializable(cls) -> bool: """Return whether this class is serializable.""" return True
[docs] @classmethod def get_lc_namespace(cls) -> List[str]: """Get the namespace of the langchain object.""" return ["langchain", "schema", "document"]