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86 lines
2.8 KiB
Python
86 lines
2.8 KiB
Python
import asyncio
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import logging
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from dataclasses import dataclass
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from typing import Any, NoReturn
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from agnext.application import WorkerAgentRuntime
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from agnext.components import TypeRoutedAgent, TypeSubscription, message_handler
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from agnext.core import MESSAGE_TYPE_REGISTRY, AgentId, AgentInstantiationContext, MessageContext, TopicId
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@dataclass
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class AskToGreet:
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content: str
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@dataclass
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class Greeting:
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content: str
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@dataclass
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class Feedback:
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content: str
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class ReceiveAgent(TypeRoutedAgent):
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def __init__(self) -> None:
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super().__init__("Receive Agent")
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@message_handler
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async def on_greet(self, message: Greeting, ctx: MessageContext) -> Greeting:
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return Greeting(content=f"Received: {message.content}")
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@message_handler
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async def on_feedback(self, message: Feedback, ctx: MessageContext) -> None:
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print(f"Feedback received: {message.content}")
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async def on_unhandled_message(self, message: Any, ctx: MessageContext) -> NoReturn: # type: ignore
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print(f"Unhandled message: {message}")
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class GreeterAgent(TypeRoutedAgent):
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def __init__(self, receive_agent_id: AgentId) -> None:
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super().__init__("Greeter Agent")
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self._receive_agent_id = receive_agent_id
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@message_handler
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async def on_ask(self, message: AskToGreet, ctx: MessageContext) -> None:
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response = await self.send_message(Greeting(f"Hello, {message.content}!"), recipient=self._receive_agent_id)
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assert ctx.topic_id is not None
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await self.publish_message(Feedback(f"Feedback: {response.content}"), topic_id=ctx.topic_id)
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async def on_unhandled_message(self, message: Any, ctx: MessageContext) -> NoReturn: # type: ignore
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print(f"Unhandled message: {message}")
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async def main() -> None:
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runtime = WorkerAgentRuntime()
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MESSAGE_TYPE_REGISTRY.add_type(Greeting)
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MESSAGE_TYPE_REGISTRY.add_type(AskToGreet)
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MESSAGE_TYPE_REGISTRY.add_type(Feedback)
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await runtime.start(host_connection_string="localhost:50051")
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await runtime.register("receiver", lambda: ReceiveAgent())
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await runtime.register(
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"greeter", lambda: GreeterAgent(AgentId("receiver", AgentInstantiationContext.current_agent_id().key))
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)
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await runtime.add_subscription(TypeSubscription(topic_type="default", agent_type="greeter"))
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await runtime.add_subscription(TypeSubscription(topic_type="default", agent_type="receiver"))
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await runtime.publish_message(AskToGreet("Hello World!"), topic_id=TopicId("default", "default"))
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# Just to keep the runtime running
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try:
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await asyncio.sleep(1000000)
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except KeyboardInterrupt:
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pass
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await runtime.stop()
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if __name__ == "__main__":
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logging.basicConfig(level=logging.DEBUG)
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logger = logging.getLogger("agnext")
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logger.setLevel(logging.DEBUG)
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asyncio.run(main())
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