tutorial39

tutorial39/main.py

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+from langchain.agents import AgentType,initialize_agent,load_tools
+from langchain.prompts import ChatPromptTemplate
+from langchain.output_parsers import ResponseSchema,StructuredOutputParser
+from langchain_openai import ChatOpenAI
+import os
+os.environ["SERPAPI_API_KEY"]="4132eb5fa197a54daf77381f7441a4b44c916b7e39e58cf4221f6797f29d083d"
+tools=load_tools(["serpapi"])
+llm=ChatOpenAI(model="gpt-4",temperature=0.0)
+brand_name=ResponseSchema(name="brand_name",description="this is the brand of the product")
+product_name=ResponseSchema(name="product_name",description="this is the product name")
+description=ResponseSchema(name="description",description="this is the short description of the product")
+product_price=ResponseSchema(name="price",description="this will be in number, represents the price of the product")
+product_rating=ResponseSchema(name="rating",description="this is whole integer,this gives the rating between 1-10")
+response_schema=[brand_name,product_name,description,product_price,product_rating]
+output_parser=StructuredOutputParser.from_response_schemas(response_schema)
+format_instruction=output_parser.get_format_instructions()
+ts="""
+You are an intelligent search master and analyst who can search internet using serpapi tool and analyse any product to find the brand of the product ,name of the product,
+product description,price and rating between 1-5 based on your owen analysis.
+Take the input below delimited by tripe backticks and use it to search and analyse using serapi tool
+input:```{input}```
+{format_instruction}
+"""
+prompt=ChatPromptTemplate.from_template(ts)
+fs=prompt.format_messages(input="best android phone in India",format_instruction=format_instruction)
+agent=initialize_agent(tools,llm,agent_type=AgentType.ZERO_SHOT_REACT_DESCRIPTION,verbose=True)
+response=agent.run(fs)
+output=output_parser.parse(response)
+print(output["brand_name"],output["product_name"])