dhy!xSSKJrJrJrJrJr SSKJr SSKJ r "SS\ \ \ 45r "SS\ \ \45r g) )IteratorListOptionalSequenceTuple)Document) BaseStorec \rSrSrSrSS.S\S\S\S\\S S4 S jjrS \ \S \ \\ 4S jr S \ \ \\ 4S S4SjrS \ \S S4SjrSS\\S \\4SjjrSrg)MongoDBByteStoreaqBaseStore implementation using MongoDB as the underlying store. Examples: Create a MongoDBByteStore instance and perform operations on it: .. code-block:: python # Instantiate the MongoDBByteStore with a MongoDB connection from langchain.storage import MongoDBByteStore mongo_conn_str = "mongodb://localhost:27017/" mongodb_store = MongoDBBytesStore(mongo_conn_str, db_name="test-db", collection_name="test-collection") # Set values for keys mongodb_store.mset([("key1", "hello"), ("key2", "workd")]) # Get values for keys values = mongodb_store.mget(["key1", "key2"]) # [bytes1, bytes1] # Iterate over keys for key in mongodb_store.yield_keys(): print(key) # Delete keys mongodb_store.mdelete(["key1", "key2"]) N client_kwargsconnection_stringdb_namecollection_namerreturncSSKJn U(d [S5eU(d [S5eU(d [S5eU"U40U=(d 0D6UlURUUUlg![an[S5UeSnAff=faInitialize the MongoDBStore with a MongoDB connection string. Args: connection_string (str): MongoDB connection string db_name (str): name to use collection_name (str): collection name to use client_kwargs (dict): Keyword arguments to pass to the Mongo client r) MongoClientzRThe MongoDBStore requires the pymongo library to be installed. pip install pymongoNz#connection_string must be provided.zdb_name must be provided.z!collection_name must be provided.pymongor ImportError ValueErrorclient collectionselfrrrrres [/var/www/html/shao/venv/lib/python3.13/site-packages/langchain_community/storage/mongodb.py__init__MongoDBByteStore.__init__%   +!BC C89 9@A A#. $ "/"52$  ++g.?# &   A-- B7 BBkeyscURRSSU005nUVs0sH o3SUS_M nnUVs/sHoTRU5PM sn$s snfs snf)BGet the list of documents associated with the given keys. Args: keys (list[str]): A list of keys representing Document IDs.. Returns: list[Document]: A list of Documents corresponding to the provided keys, where each Document is either retrieved successfully or represented as None if not found. _id$invalue)rfindgetrr$resultdoc result_dictkeys rmgetMongoDBByteStore.mgetJse%%uudm&<=;AB6C5z3w</6 B045$55C5s AAkey_value_pairsc SSKJn UVVs/sH up4X4S.PM nnnURRUVs/sHob"SUS0SU0SS9PM sn5 gs snnfs snf) z}Set the given key-value pairs. Args: key_value_pairs (list[tuple[str, Document]]): A list of id-document pairs. r UpdateOner'r)r'$setTupsertN)rr6r bulk_writerr3r6kvupdatesus rmsetMongoDBByteStore.msetYsc &6EFoda1)oF ""MT UWYqx(61+d CW U G Us AAcBURRSSU005 gz^Delete the given ids. Args: keys (list[str]): A list of keys representing Document IDs.. r'r(Nr delete_manyrr$s rmdeleteMongoDBByteStore.mdeleteg ##UUDM$:;prefixc## Uc)URRS/S9H nUSv M gURRSSSU300S/S9H nUSv M g7fzNYield keys in the store. Args: prefix (str): prefix of keys to retrieve. Nr') projectionz$regex^rr*rrLr.s r yield_keysMongoDBByteStore.yield_keysox >++w+?%j @++Qvh<01ug,%j AA rrN)__name__ __module__ __qualname____firstlineno____doc__strrdictr rrbytesr1rrArHrrS__static_attributes__rKrr r sF)- #@#@#@ #@  ~ #@ #@J 6# 64+@ 6  HU3:->$?  D  rts@<<-+u!ye,u!py!9S(]+y!rK