huawei-noah/SMARTS

self._sensor_states[vehicle_id] KeyError

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#2,159 opened on Jul 11, 2024

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help wanted

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Description

High Level Description

File "/home/hwb/miniconda3/envs/smart/lib/python3.7/site-packages/smarts/core/smarts.py", line 439, in observe_from self, vehicle_ids, self._traffic_history_provider.done_this_step File "/home/hwb/miniconda3/envs/smart/lib/python3.7/site-packages/smarts/core/agent_manager.py", line 128, in observe_from sensor_state = sim.vehicle_index.sensor_state_for_vehicle_id(vehicle.id) File "/home/hwb/miniconda3/envs/smart/lib/python3.7/site-packages/smarts/core/vehicle_index.py", line 676, in sensor_state_for_vehicle_id return self._sensor_states[vehicle_id] KeyError: b'000000000000000$car_type_2-flow-route-edge-east-EW_1_random-edge-west-EW_1_max-8281130465786465659---5506117918186112495--3-1.0'

Version

0.4.18

Operating System

ubuntu

Problems

No response

Contributor guide

Research direction
Investigate why vehicle id b'000...' is not found in sensor states. Check the flow that populates sensor states and ensure all vehicles from traffic history are added before observe from is called.
Tech stack
python
Domain
backendaiautonomous driving
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Python
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
30