h dZddlmZddlmZddlmZmZddlm Z ddl m Z ddl m Z ddlmZdd lmZdd lmZdd lmZdd lmZmZdd lmZddlmZddlmZmZm Z ddl!m"Z"ddl#m$Z$e dedGddeZ%y)zDAn agent designed to hold a conversation in addition to using tools.) annotations)Sequence)AnyOptional) deprecated)BaseCallbackManager)BaseLanguageModel)PromptTemplate)BaseTool)Field)AGENT_DEPRECATION_WARNING)AgentAgentOutputParser) AgentTypeConvoOutputParser)FORMAT_INSTRUCTIONSPREFIXSUFFIX)validate_tools_single_input)LLMChainz0.1.0z1.0)messageremovalc DeZdZUdZdZded< eeZded< e d ddZ e dd Z e dd Z e dd Ze eeedd d f ddZe dfd Ze d d eeedd d f ddZxZS)ConversationalAgentz>An agent that holds a conversation in addition to using tools.AIstr ai_prefix)default_factoryr output_parserc t|S)Nrr)clsrkwargss b/var/www/html/eduruby.in/venv/lib/python3.12/site-packages/langchain/agents/conversational/base.py_get_default_output_parserz.ConversationalAgent._get_default_output_parser%s !955c"tjS)z Return Identifier of agent type.)r CONVERSATIONAL_REACT_DESCRIPTIONselfs r% _agent_typezConversationalAgent._agent_type-s999r'cy)z]Prefix to append the observation with. Returns: "Observation: " z Observation: r*s r%observation_prefixz&ConversationalAgent.observation_prefix2sr'cy)zVPrefix to append the llm call with. Returns: "Thought: " zThought:r.r*s r% llm_prefixzConversationalAgent.llm_prefix;sr'HumanNc Bdj|Dcgc]}d|jd|j c}} dj|Dcgc]}|jc}} |j| ||}|d| d|d|} |gd}t | |Scc}wcc}w) auCreate prompt in the style of the zero-shot agent. Args: tools: List of tools the agent will have access to, used to format the prompt. prefix: String to put before the list of tools. Defaults to PREFIX. suffix: String to put after the list of tools. Defaults to SUFFIX. format_instructions: Instructions on how to use the tools. Defaults to FORMAT_INSTRUCTIONS ai_prefix: String to use before AI output. Defaults to "AI". human_prefix: String to use before human output. Defaults to "Human". input_variables: List of input variables the final prompt will expect. Defaults to ["input", "chat_history", "agent_scratchpad"]. Returns: A PromptTemplate with the template assembled from the pieces here.  z> z: z, ) tool_namesr human_prefixz )input chat_historyagent_scratchpad)templateinput_variables)joinname descriptionformatr ) r#toolsprefixsuffixformat_instructionsrr6r;tool tool_stringsr5r:s r% create_promptz!ConversationalAgent.create_promptDs:yy>C Ddr$))Bt//0 1 D YYerosgJ"$ *8<1)@;2KVV>%  %  S %S  S r'