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e6ce96e | 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 58 59 60 | """HARvestGym client for interacting with the environment server."""
from typing import Dict
from openenv.core import EnvClient
from openenv.core.client_types import StepResult
from openenv.core.env_server.types import State
try:
from .server.models import HarvestGymAction, HarvestGymObservation
except ModuleNotFoundError:
from server.models import HarvestGymAction, HarvestGymObservation
class HARvestGymEnv(EnvClient[HarvestGymAction, HarvestGymObservation, State]):
"""
Client for the HARvestGym Environment.
Example:
>>> async with HARvestGymEnv(base_url="http://localhost:8000") as env:
... result = await env.reset()
... result = await env.step(HarvestGymAction(
... tool="browser_agent",
... args={"task": "List products in category Gear",
... "url": "http://ec2-.../"}
... ))
"""
def _step_payload(self, action: HarvestGymAction) -> Dict:
return {
"tool": action.tool,
"args": action.args,
}
def _parse_result(self, payload: Dict) -> StepResult[HarvestGymObservation]:
obs_data = payload.get("observation", {})
observation = HarvestGymObservation(
task=obs_data.get("task", ""),
app_base_url=obs_data.get("app_base_url", ""),
last_tool_result=obs_data.get("last_tool_result"),
history=obs_data.get("history", []),
session_state=obs_data.get("session_state", {}),
step_count=obs_data.get("step_count", 0),
max_steps=obs_data.get("max_steps", 20),
done=payload.get("done", False),
reward=payload.get("reward"),
metadata=obs_data.get("metadata", {}),
)
return StepResult(
observation=observation,
reward=payload.get("reward"),
done=payload.get("done", False),
)
def _parse_state(self, payload: Dict) -> State:
return State(
episode_id=payload.get("episode_id"),
step_count=payload.get("step_count", 0),
)
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