Add main.py

main.py

@@ -0,0 +1,15 @@
+from langchain_ollama import ChatOllama
+from langchain.agents import create_agent
+
+# Initialize the LLM (using a local Ollama model)
+llm = ChatOllama(model="llama3")
+
+# No external tools needed for this simple greeting agent
+tools = []
+
+# Create the agent using the modern API
+agent = create_agent(model=llm, tools=tools)
+
+# Invoke the agent with a user message asking for a greeting
+response = agent.invoke({"messages": [{"role": "user", "content": "Hello"}]})
+print(response["output_text"] if isinstance(response, dict) else response)