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https://github.com/trustgraph-ai/trustgraph.git
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807f6cc4e2
* Fix non-streaming failure in RAG services * Fix non-streaming failure in API * Fix agent non-streaming messaging * Agent messaging unit & contract tests
106 lines
2.6 KiB
Python
106 lines
2.6 KiB
Python
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"""
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Agent manager service completion base class
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"""
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import time
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import logging
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from prometheus_client import Histogram
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from .. schema import AgentRequest, AgentResponse, Error
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from .. exceptions import TooManyRequests
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from .. base import FlowProcessor, ConsumerSpec, ProducerSpec
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# Module logger
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logger = logging.getLogger(__name__)
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default_ident = "agent-manager"
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class AgentService(FlowProcessor):
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def __init__(self, **params):
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id = params.get("id")
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super(AgentService, self).__init__(**params | { "id": id })
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self.register_specification(
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ConsumerSpec(
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name = "request",
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schema = AgentRequest,
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handler = self.on_request
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)
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)
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self.register_specification(
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ProducerSpec(
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name = "next",
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schema = AgentRequest
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)
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)
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self.register_specification(
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ProducerSpec(
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name = "response",
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schema = AgentResponse
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)
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)
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async def on_request(self, msg, consumer, flow):
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# Get ID early so error handler can use it
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id = msg.properties().get("id", "unknown")
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try:
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request = msg.value()
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async def respond(resp):
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await flow("response").send(
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resp,
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properties={"id": id}
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)
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async def next(resp):
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await flow("next").send(
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resp,
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properties={"id": id}
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)
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await self.agent_request(
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request = request, respond = respond, next = next,
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flow = flow
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)
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except TooManyRequests as e:
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raise e
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except Exception as e:
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# Apart from rate limits, treat all exceptions as unrecoverable
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logger.error(f"Exception in agent service on_request: {e}", exc_info=True)
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logger.info("Sending error response...")
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await flow.producer["response"].send(
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AgentResponse(
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error=Error(
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type = "agent-error",
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message = str(e),
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),
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thought = None,
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observation = None,
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answer = None,
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end_of_message = True,
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end_of_dialog = True,
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),
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properties={"id": id}
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)
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@staticmethod
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def add_args(parser):
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FlowProcessor.add_args(parser)
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