Source code for langchain_community.document_loaders.toml

import json
from pathlib import Path
from typing import Iterator, Union

from langchain_core.documents import Document

from langchain_community.document_loaders.base import BaseLoader

[docs]class TomlLoader(BaseLoader): """Load `TOML` files. It can load a single source file or several files in a single directory. """
[docs] def __init__(self, source: Union[str, Path]): """Initialize the TomlLoader with a source file or directory.""" self.source = Path(source)
[docs] def lazy_load(self) -> Iterator[Document]: """Lazily load the TOML documents from the source file or directory.""" import tomli if self.source.is_file() and self.source.suffix == ".toml": files = [self.source] elif self.source.is_dir(): files = list(self.source.glob("**/*.toml")) else: raise ValueError("Invalid source path or file type") for file_path in files: with"r", encoding="utf-8") as file: content = try: data = tomli.loads(content) doc = Document( page_content=json.dumps(data), metadata={"source": str(file_path)}, ) yield doc except tomli.TOMLDecodeError as e: print(f"Error parsing TOML file {file_path}: {e}") # noqa: T201