Source code for langchain_community.document_loaders.epub

from typing import List

from langchain_community.document_loaders.unstructured import (

[docs]class UnstructuredEPubLoader(UnstructuredFileLoader): """Load `EPub` files using `Unstructured`. You can run the loader in one of two modes: "single" and "elements". If you use "single" mode, the document will be returned as a single langchain Document object. If you use "elements" mode, the unstructured library will split the document into elements such as Title and NarrativeText. You can pass in additional unstructured kwargs after mode to apply different unstructured settings. Examples -------- from langchain_community.document_loaders import UnstructuredEPubLoader loader = UnstructuredEPubLoader( "example.epub", mode="elements", strategy="fast", ) docs = loader.load() References ---------- """ def _get_elements(self) -> List: min_unstructured_version = "0.5.4" if not satisfies_min_unstructured_version(min_unstructured_version): raise ValueError( "Partitioning epub files is only supported in " f"unstructured>={min_unstructured_version}." ) from unstructured.partition.epub import partition_epub return partition_epub(filename=self.file_path, **self.unstructured_kwargs)