dh8BSSKJrJr SSKJr SSKJr "SS\5rg))CallableUnion)Document)DocstorecN\rSrSrSrS\\/\\\444Sjr S\S\4Sjr Sr g ) DocstoreFnzDocstore via arbitrary lookup function. This is useful when: * it's expensive to construct an InMemoryDocstore/dict * you retrieve documents from remote sources * you just want to reuse existing objects lookup_fncXlg)N _lookup_fn)selfr s a/var/www/html/shao/venv/lib/python3.13/site-packages/langchain_community/docstore/arbitrary_fn.py__init__DocstoreFn.__init__s $searchreturncURU5n[U[5(a [USU0S9$[U[5(aU$[ S[ U535e)zmSearch for a document. Args: search: search string Returns: Document if found, else error message. source) page_contentmetadatazUnexpected type of document )r isinstancestrr ValueErrortype)rrrs rrDocstoreFn.searchsZ OOF # a  h5GH H 8 $ $H7QyABBrr N) __name__ __module__ __qualname____firstlineno____doc__rrrrrr__static_attributes__rrrrs?$SE53#778$ CSCXCrrN)typingrrlangchain_core.documentsr!langchain_community.docstore.baserrr%rrr)s"-6CCr