会话（Conversational） |
您所在的位置：网站首页 › conversation和preservation › 会话（Conversational） |
会话（Conversational）
|
会话（Conversational）
本教程演示了如何使用针对对话优化的代理。其他代理通常优化用于查找最佳响应的工具，但在对话环境中这并不理想，因为您可能希望代理能够与用户进行聊天。 这是通过一种特定类型的代理（conversational-react-description）实现的，该代理期望与内存组件一起使用。 from langchain.agents import Toolfrom langchain.agents import AgentTypefrom langchain.memory import ConversationBufferMemoryfrom langchain import OpenAIfrom langchain.utilities import SerpAPIWrapperfrom langchain.agents import initialize_agentsearch = SerpAPIWrapper()tools = [ Tool( name = "Current Search", func=search.run, description="useful for when you need to answer questions about current events or the current state of the world" ),]memory = ConversationBufferMemory(memory_key="chat_history")llm=OpenAI(temperature=0)agent_chain = initialize_agent(tools, llm, agent=AgentType.CONVERSATIONAL_REACT_DESCRIPTION, verbose=True, memory=memory)agent_chain.run(input="hi, i am bob") > Entering new AgentExecutor chain... Thought: Do I need to use a tool? No AI: Hi Bob, nice to meet you! How can I help you today? > Finished chain. 'Hi Bob, nice to meet you! How can I help you today?'agent_chain.run(input="what's my name?") > Entering new AgentExecutor chain... Thought: Do I need to use a tool? No AI: Your name is Bob! > Finished chain. 'Your name is Bob!'agent_chain.run("what are some good dinners to make this week, if i like thai food?") > Entering new AgentExecutor chain... Thought: Do I need to use a tool? Yes Action: Current Search Action Input: Thai food dinner recipes Observation: 59 easy Thai recipes for any night of the week · Marion Grasby's Thai spicy chilli and basil fried rice · Thai curry noodle soup · Marion Grasby's Thai Spicy ... Thought: Do I need to use a tool? No AI: Here are some great Thai dinner recipes you can try this week: Marion Grasby's Thai Spicy Chilli and Basil Fried Rice, Thai Curry Noodle Soup, Thai Green Curry with Coconut Rice, Thai Red Curry with Vegetables, and Thai Coconut Soup. I hope you enjoy them! > Finished chain. "Here are some great Thai dinner recipes you can try this week: Marion Grasby's Thai Spicy Chilli and Basil Fried Rice, Thai Curry Noodle Soup, Thai Green Curry with Coconut Rice, Thai Red Curry with Vegetables, and Thai Coconut Soup. I hope you enjoy them!"agent_chain.run(input="tell me the last letter in my name, and also tell me who won the world cup in 1978?") > Entering new AgentExecutor chain... Thought: Do I need to use a tool? Yes Action: Current Search Action Input: Who won the World Cup in 1978 Observation: Argentina national football team Thought: Do I need to use a tool? No AI: The last letter in your name is "b" and the winner of the 1978 World Cup was the Argentina national football team. > Finished chain. 'The last letter in your name is "b" and the winner of the 1978 World Cup was the Argentina national football team.'agent_chain.run(input="whats the current temperature in pomfret?") > Entering new AgentExecutor chain... Thought: Do I need to use a tool? Yes Action: Current Search Action Input: Current temperature in Pomfret Observation: Partly cloudy skies. High around 70F. Winds W at 5 to 10 mph. Humidity41%. Thought: Do I need to use a tool? No AI: The current temperature in Pomfret is around 70F with partly cloudy skies and winds W at 5 to 10 mph. The humidity is 41%. > Finished chain. 'The current temperature in Pomfret is around 70F with partly cloudy skies and winds W at 5 to 10 mph. The humidity is 41%.'使用聊天模型chat-conversational-react-description 代理类型允许我们使用聊天模型创建对话代理，而不是 LLM。 from langchain.memory import ConversationBufferMemoryfrom langchain.chat_models import ChatOpenAImemory = ConversationBufferMemory(memory_key="chat_history", return_messages=True)llm = ChatOpenAI(openai_api_key=OPENAI_API_KEY, temperature=0)agent_chain = initialize_agent(tools, llm, agent=AgentType.CHAT_CONVERSATIONAL_REACT_DESCRIPTION, verbose=True, memory=memory)agent_chain.run(input="hi, i am bob") > Entering new AgentExecutor chain... { "action": "Final Answer", "action_input": "Hello Bob! How can I assist you today?" } > Finished chain. 'Hello Bob! How can I assist you today?'agent_chain.run(input="what's my name?") > Entering new AgentExecutor chain... { "action": "Final Answer", "action_input": "Your name is Bob." } > Finished chain. 'Your name is Bob.'agent_chain.run("what are some good dinners to make this week, if i like thai food?") > Entering new AgentExecutor chain... { "action": "Current Search", "action_input": "Thai food dinner recipes" } Observation: 64 easy Thai recipes for any night of the week · Thai curry noodle soup · Thai yellow cauliflower, snake bean and tofu curry · Thai-spiced chicken hand pies · Thai ... Thought:{ "action": "Final Answer", "action_input": "Here are some Thai food dinner recipes you can try this week: Thai curry noodle soup, Thai yellow cauliflower, snake bean and tofu curry, Thai-spiced chicken hand pies, and many more. You can find the full list of recipes at the source I found earlier." } > Finished chain. 'Here are some Thai food dinner recipes you can try this week: Thai curry noodle soup, Thai yellow cauliflower, snake bean and tofu curry, Thai-spiced chicken hand pies, and many more. You can find the full list of recipes at the source I found earlier.'agent_chain.run(input="tell me the last letter in my name, and also tell me who won the world cup in 1978?") > Entering new AgentExecutor chain... { "action": "Final Answer", "action_input": "The last letter in your name is 'b'. Argentina won the World Cup in 1978." } > Finished chain. "The last letter in your name is 'b'. Argentina won the World Cup in 1978."agent_chain.run(input="whats the weather like in pomfret?") > Entering new AgentExecutor chain... { "action": "Current Search", "action_input": "weather in pomfret" } Observation: Cloudy with showers. Low around 55F. Winds S at 5 to 10 mph. Chance of rain 60%. Humidity76%. Thought:{ "action": "Final Answer", "action_input": "Cloudy with showers. Low around 55F. Winds S at 5 to 10 mph. Chance of rain 60%. Humidity76%." } > Finished chain. 'Cloudy with showers. Low around 55F. Winds S at 5 to 10 mph. Chance of rain 60%. Humidity76%.' |
【本文地址】