text: compatible with courses that use the new Blackboard interface.
  To use this loader, you must have the BbRouter cookie. You can get this
  cookie by logging into the course and then copying the value of the
  BbRouter cookie from the browser's developer tools.from langchain.document_loaders import BlackboardLoaderloader = BlackboardLoader(    blackboard_course_url="https://blackboard.example.com/webapps/blackboard/execute/announcement?method=search&context=course_entry&course_id=_123456_1",    bbrouter="expires:12345...",    load_all_recursively=True,)documents = loader.load()PreviousBiliBiliNextBlockchainCommunityDiscordTwitterGitHubPythonJS/TSMoreHomepageBlogCopyright Â© 2023 LangChain, Inc.