Tích hợp công cụ tùy chỉnh với agent

@tool
def retrieve_customer_info(name: str) -> str:
    """Retrieve customer information based on their name."""
    customer_info = customers[customers['name'] == name]
    return customer_info.to_string()

# Create a ReAct agent
agent = create_react_agent(____, [____])

# Invoke the agent on the input
messages = agent.____({"messages": [("human", "Create a summary of our customer: Peak Performance Co.")]})
print(messages['messages'][-1].____)