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Updating YoutubeLoader.from_youtube_channel name and doc to reflect actual usage (#2734)

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the function actually updates video_id from URL not channel.

The docs still reflect the previous old function name
`from_youtube_url`. Resolves #1962


https://python.langchain.com/en/latest/modules/indexes/document_loaders/examples/youtube.html
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Johnny Lee 2023-04-12 00:12:58 -04:00 committed by GitHub
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langchain/document_loaders/youtube.py
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@ -106,8 +106,8 @@ class YoutubeLoader(BaseLoader):
self.language = language
@classmethod
def from_youtube_channel(cls, youtube_url: str, **kwargs: Any) -> YoutubeLoader:
"""Given a channel name, load all videos."""
def from_youtube_url(cls, youtube_url: str, **kwargs: Any) -> YoutubeLoader:
"""Given youtube URL, load video."""
video_id = youtube_url.split("youtube.com/watch?v=")[-1]
return cls(video_id, **kwargs)