Create langchain_demo.py

langchain_demo.py

@@ -0,0 +1,22 @@
+from langchain import hub
+from langchain.agents import AgentExecutor, create_openai_tools_agent, load_tools
+
+from langchain_openai import ChatOpenAI
+
+from dotenv import load_dotenv
+
+load_dotenv()
+
+model = ChatOpenAI(temperature=0, streaming=True)
+
+tools = load_tools(["serpapi"])
+
+# Get the prompt to use - you can modify this!
+prompt = hub.pull("hwchase17/openai-tools-agent")
+# print(prompt.messages) -- to see the prompt
+agent = create_openai_tools_agent(
+    model.with_config({"tags": ["agent_llm"]}), tools, prompt
+)
+agent_executor = AgentExecutor(agent=agent, tools=tools).with_config(
+    {"run_name": "Agent"}
+)