Ah#NSrSSKrSSKJr SSKJr SSKJr S\SS4Sjr /S Qr g) a**Chat Models** are a variation on language models. While Chat Models use language models under the hood, the interface they expose is a bit different. Rather than expose a "text in, text out" API, they expose an interface where "chat messages" are the inputs and outputs. **Class hierarchy:** .. code-block:: BaseLanguageModel --> BaseChatModel --> # Examples: ChatOpenAI, ChatGooglePalm **Main helpers:** .. code-block:: AIMessage, BaseMessage, HumanMessage N)LangChainDeprecationWarning)is_interactive_env)init_chat_modelnamereturnc~SSKJn [5(d[R"SUS3S[ S9 [ X5$)Nr) chat_modelszImporting chat models from langchain is deprecated. Importing from langchain will no longer be supported as of langchain==0.2.0. Please import from langchain-community instead: `from langchain_community.chat_models import zL`. To install langchain-community run `pip install -U langchain-community`.) stacklevelcategory)langchain_communityr rwarningswarnrgetattr)rr s V/var/www/html/shao/venv/lib/python3.13/site-packages/langchain/chat_models/__init__.py __getattr__rsK/     <=A6BW W 0  ; %%)AzureChatOpenAI BedrockChat ChatAnthropic ChatAnyscale ChatBaichuan ChatCohereChatDatabricks ChatEverlyAI ChatFireworksChatGooglePalm ChatHunyuanChatJavelinAIGateway ChatKonko ChatLiteLLMChatMLflowAIGateway ChatMlflow ChatOllama ChatOpenAI ChatVertexAI ChatYandexGPT ErnieBotChatFakeListChatModelGigaChatHumanInputChatModelJinaChat MiniMaxChatPaiEasChatEndpointPromptLayerChatOpenAIQianfanChatEndpointVolcEngineMaasChatr) __doc__rlangchain_core._apirlangchain._api.interactive_envrlangchain.chat_models.baserstrr__all__rrr9s2&;=6&c&d&$ r