Source code for langchain_core.documents.base
from __future__ import annotations
from typing import 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"
[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"]