langchain_community.document_loaders.youtube
.YoutubeLoader¶
- class langchain_community.document_loaders.youtube.YoutubeLoader(video_id: str, add_video_info: bool = False, language: Union[str, Sequence[str]] = 'en', translation: Optional[str] = None, transcript_format: TranscriptFormat = TranscriptFormat.TEXT, continue_on_failure: bool = False, chunk_size_seconds: int = 120)[source]¶
Load YouTube video transcripts.
Initialize with YouTube video ID.
Methods
__init__
(video_id[, add_video_info, ...])Initialize with YouTube video ID.
A lazy loader for Documents.
aload
()Load data into Document objects.
extract_video_id
(youtube_url)Extract video ID from common YouTube URLs.
from_youtube_url
(youtube_url, **kwargs)Given a YouTube URL, construct a loader.
A lazy loader for Documents.
load
()Load YouTube transcripts into Document objects.
load_and_split
([text_splitter])Load Documents and split into chunks.
- Parameters
video_id (str) –
add_video_info (bool) –
language (Union[str, Sequence[str]]) –
translation (Optional[str]) –
transcript_format (TranscriptFormat) –
continue_on_failure (bool) –
chunk_size_seconds (int) –
- __init__(video_id: str, add_video_info: bool = False, language: Union[str, Sequence[str]] = 'en', translation: Optional[str] = None, transcript_format: TranscriptFormat = TranscriptFormat.TEXT, continue_on_failure: bool = False, chunk_size_seconds: int = 120)[source]¶
Initialize with YouTube video ID.
- Parameters
video_id (str) –
add_video_info (bool) –
language (Union[str, Sequence[str]]) –
translation (Optional[str]) –
transcript_format (TranscriptFormat) –
continue_on_failure (bool) –
chunk_size_seconds (int) –
- async alazy_load() AsyncIterator[Document] ¶
A lazy loader for Documents.
- Return type
AsyncIterator[Document]
- static extract_video_id(youtube_url: str) str [source]¶
Extract video ID from common YouTube URLs.
- Parameters
youtube_url (str) –
- Return type
str
- classmethod from_youtube_url(youtube_url: str, **kwargs: Any) YoutubeLoader [source]¶
Given a YouTube URL, construct a loader. See YoutubeLoader() constructor for a list of keyword arguments.
- Parameters
youtube_url (str) –
kwargs (Any) –
- Return type
- load() List[Document] [source]¶
Load YouTube transcripts into Document objects.
- Return type
List[Document]
- load_and_split(text_splitter: Optional[TextSplitter] = None) List[Document] ¶
Load Documents and split into chunks. Chunks are returned as Documents.
Do not override this method. It should be considered to be deprecated!
- Parameters
text_splitter (Optional[TextSplitter]) – TextSplitter instance to use for splitting documents. Defaults to RecursiveCharacterTextSplitter.
- Returns
List of Documents.
- Return type
List[Document]