👐 Create a ReAct agent

Now let's try out an agent that uses ReAct prompting using the create_react_agent constructor in LangChain.

Fill in any <CODE_BLOCK_N> placeholders and run the cells under the Step 8: Create a ReAct agent section in the notebook to create a ReAct agent.

The answers for code blocks in this section are as follows:

CODE_BLOCK_20

Answer

agent = create_react_agent(llm, tools, prompt)
agent_executor = AgentExecutor(
    agent=agent,
    tools=tools,
    verbose=True,
    handle_parsing_errors="Check your output. Make an observation in order to determine whether or not you have the final answer.\
        If you do, use the exact characters `Final Answer` and exit.",
)