Python Quickstart Tutorial: Building an A2A Agent
https://a2a-protocol.org/latest/tutorials/python/1-introduction/
#A2A
interface: a2a.server.agent_execution.AgentExecutor
https://a2a-protocol.org/latest/tutorials/python/4-agent-executor/
execute()
cancel()
A2AStarletteApplication
DefaultRequestHandler
It routes incoming A2A RPC calls to the appropriate methods on your executor (like execute or cancel).