wehub-resource-sync
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51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
from collections.abc import Sequence
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from typing import Any, Literal
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import mcp_types as types
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from mcp import Client
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from mcp.client import advertise
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from mcp.server.context import ServerRequestContext
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from mcp.server.extension import Extension, MethodBinding
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from mcp.server.mcpserver import MCPServer
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EXTENSION_ID = "com.example/jobs"
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class JobParams(types.RequestParams):
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job_id: str
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class JobStatus(types.Result):
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status: str
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class JobStatusRequest(types.Request[JobParams, Literal["com.example/jobs.status"]]):
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method: Literal["com.example/jobs.status"] = "com.example/jobs.status"
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params: JobParams
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name_param = "jobId" # params["jobId"] rides the Mcp-Name header
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async def job_status(ctx: ServerRequestContext[Any, Any], params: JobParams) -> JobStatus:
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return JobStatus(status=f"{params.job_id} is running")
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class Jobs(Extension):
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"""An extension whose verb names its subject, so the header can route on it."""
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identifier = EXTENSION_ID
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def methods(self) -> Sequence[MethodBinding]:
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return [MethodBinding("com.example/jobs.status", JobParams, job_status)]
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mcp = MCPServer("worker", extensions=[Jobs()])
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async def main() -> None:
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async with Client(mcp, extensions=[advertise(EXTENSION_ID)]) as client:
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request = JobStatusRequest(params=JobParams(job_id="job-7"))
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result = await client.session.send_request(request, JobStatus)
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print(result.status)
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# job-7 is running
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