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- import hashlib
- try:
- from langchain_community.document_loaders import YoutubeLoader
- except ImportError:
- raise ImportError(
- 'YouTube video requires extra dependencies. Install with `pip install --upgrade "embedchain[dataloaders]"`'
- ) from None
- from embedchain.helpers.json_serializable import register_deserializable
- from embedchain.loaders.base_loader import BaseLoader
- from embedchain.utils.misc import clean_string
- @register_deserializable
- class YoutubeVideoLoader(BaseLoader):
- def load_data(self, url):
- """Load data from a Youtube video."""
- loader = YoutubeLoader.from_youtube_url(url, add_video_info=True)
- doc = loader.load()
- output = []
- if not len(doc):
- raise ValueError(f"No data found for url: {url}")
- content = doc[0].page_content
- content = clean_string(content)
- meta_data = doc[0].metadata
- meta_data["url"] = url
- output.append(
- {
- "content": content,
- "meta_data": meta_data,
- }
- )
- doc_id = hashlib.sha256((content + url).encode()).hexdigest()
- return {
- "doc_id": doc_id,
- "data": output,
- }
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