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e4c32ce | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | # Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.
"""SQL Query Optimizer Client."""
from typing import Dict
from openenv.core import EnvClient
from openenv.core.client_types import StepResult
from openenv.core.env_server.types import State
from models import Action, Observation
class SQLEnvClient(
EnvClient[Action, Observation, State]
):
"""
Client for the SQL Query Optimizer Environment.
This client maintains a persistent WebSocket connection to the environment server.
"""
def _step_payload(self, action: Action) -> Dict:
"""
Convert Action to JSON payload for step message.
"""
return action.model_dump()
def _parse_result(self, payload: Dict) -> StepResult[Observation]:
"""
Parse server response into StepResult[Observation].
"""
obs_data = payload.get("observation", {})
observation = Observation(**obs_data)
# Get reward payload properly (whether it's a dict or primitive)
reward_data = payload.get("reward")
return StepResult(
observation=observation,
reward=reward_data,
done=payload.get("done", False),
)
def _parse_state(self, payload: Dict) -> State:
"""
Parse server response into State object.
"""
return State(
episode_id=payload.get("episode_id"),
step_count=payload.get("step_count", 0),
)
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