code: from langflow import CustomComponent
  from langchain.agents import AgentExecutor, create_json_agent
  from langflow.field_typing import (
      BaseLanguageModel,
  )
  from langchain_community.agent_toolkits.json.toolkit import JsonToolkit
  
  
  class JsonAgentComponent(CustomComponent):
      display_name = "JsonAgent"
      description = "Construct a json agent from an LLM and tools."
  
      def build_config(self):
          return {
              "llm": {"display_name": "LLM"},
              "toolkit": {"display_name": "Toolkit"},
          }
  
      def build(
          self,
          llm: BaseLanguageModel,
          toolkit: JsonToolkit,
      ) -> AgentExecutor:
          return create_json_agent(llm=llm, toolkit=toolkit)
  
apis: langchain.agents.create_json_agent
extract_api: [((657, 700), 'langchain.agents.create_json_agent', 'create_json_agent', ([], {'llm': 'llm', 'toolkit': 'toolkit'}), '(llm=llm, toolkit=toolkit)\n', (674, 700), False, 'from langchain.agents import AgentExecutor, create_json_agent\n')]