}hw ddlZddlmZddlmZmZmZmZddlm Z ddl m Z m Z ddl mZddlmZmZddlmZdd lmZe d d d GddeeZy)N)ABC)AnyDictOptionalTuple) deprecated)BaseChatMessageHistoryInMemoryChatMessageHistory) BaseMemory) AIMessage HumanMessage)Field)get_prompt_input_keyz0.3.1z1.0.0z_Please see the migration guide at: https://python.langchain.com/docs/versions/migrating_memory/)sinceremovalmessageceZdZUdZeeZeed<dZ e e ed<dZ e e ed<dZ eed<d ee efd ee e fd ee e ffd Zd ee efd ee e fd dfd Zd ee efd ee e fd dfdZddZddZy)BaseChatMemoryaxAbstract base class for chat memory. **ATTENTION** This abstraction was created prior to when chat models had native tool calling capabilities. It does **NOT** support native tool calling capabilities for chat models and will fail SILENTLY if used with a chat model that has native tool calling. DO NOT USE THIS ABSTRACTION FOR NEW CODE. )default_factory chat_memoryN output_key input_keyFreturn_messagesinputsoutputsreturnc|jt||j}n |j}|jt |dk(rt |j d}nnd|vrAd}tjd|jjd|j dn)td|j d|j}||||fS) Nroutput'z' got multiple output keys: zc. The default 'output' key is being used. If this is not desired, please manually set 'output_key'.zGot multiple output keys: zT, cannot determine which to store in memory. Please set the 'output_key' explicitly.) rrmemory_variablesrlenlistkeyswarningswarn __class____name__ ValueError)selfrrprompt_input_keyrs V/var/www/html/engine/venv/lib/python3.12/site-packages/langchain/memory/chat_memory.py_get_input_outputz BaseChatMemory._get_input_output+s >> !3FD DcN t   38n  /3CH~    !(r.r)r%abcrtypingrrrrlangchain_core._apirlangchain_core.chat_historyr r langchain_core.memoryr langchain_core.messagesr r pydanticrlangchain.memory.utilsrrrFr.r,rOsX--*-;7   G I(ZI(I(r.