exo-explore/exo · error · HTTPException

unable to find path '{path.replace('/', '.')}' in state json

Error message

unable to find path '{path.replace('/', '.')}' in state json

What it means

Error "unable to find path '{path.replace('/', '.')}' in state json" thrown in exo-explore/exo.

Source

Thrown at src/exo/api/main.py:424

        self.app.get("/v1/traces/{task_id}/stats")(self.get_trace_stats)
        self.app.get("/v1/traces/{task_id}/raw")(self.get_trace_raw)
        self.app.get("/onboarding")(self.get_onboarding)
        self.app.post("/onboarding")(self.complete_onboarding)

    def get_state(self, path: str = ""):
        if path == "":
            return self.state
        try:
            x = self.state.model_dump(by_alias=True)
            for attr in path.split("/"):
                if attr != "":
                    if isinstance(x, dict):
                        x = x[attr]  # pyright: ignore[reportUnknownVariableType]
                    elif isinstance(x, list):
                        x = x[int(attr)]  # pyright: ignore[reportUnknownVariableType]
            return cast(Any, x)  # pyright: ignore[reportAny]
        except Exception as e:
            raise HTTPException(
                status_code=404,
                detail=f"unable to find path '{path.replace('/', '.')}' in state json",
            ) from e

    async def place_instance(self, payload: PlaceInstanceParams):
        command = PlaceInstance(
            model_card=await ModelCard.load(payload.model_id),
            sharding=payload.sharding,
            instance_meta=payload.instance_meta,
            min_nodes=payload.min_nodes,
        )
        await self._send(command)

        return CreateInstanceResponse(
            message="Command received.",
            command_id=command.command_id,
            model_card=command.model_card,
        )

View on GitHub (pinned to 21a54c5ea0)

When it happens

Trigger: Thrown at src/exo/api/main.py:424 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of exo-explore/exo@21a54c5ea0 (2026-08-26). Data as JSON: /api/errors/dc39569f3b9d02cb. Report an issue: GitHub.