from langchain_community.tools import DuckDuckGoSearchRun from langchain_ollama import ChatOllama from agents.multi import build_harmonic_graph from agents.mcp import load_tools _MCP_URL = "https://ohollo-harmonic-analysis.hf.space/gradio_api/mcp/sse" _llm = ChatOllama(model="qwen2.5:7b", base_url="http://172.20.96.1:11434") mcp_tools = load_tools(_MCP_URL) search_tools = [DuckDuckGoSearchRun()] app = build_harmonic_graph(_llm, _llm, mcp_tools, search_tools)