Delete inference.py

inference.py

@@ -1,403 +0,0 @@
-"""Inference script for OpenEnv email triage with strict stdout event format."""
-
-import argparse
-import json
-import os
-import re
-import time
-from typing import Any
-
-from openai import OpenAI
-
-from environment import EmailTriageEnv
-from models import EmailObservation, TriageAction
-
-API_BASE_URL = os.getenv("API_BASE_URL", "https://router.huggingface.co/v1")
-MODEL_NAME = os.getenv("MODEL_NAME", "Qwen/Qwen2.5-72B-Instruct")
-HF_TOKEN = os.getenv("HF_TOKEN")
-API_KEY = HF_TOKEN or os.getenv("API_KEY")
-LOCAL_IMAGE_NAME = os.getenv("LOCAL_IMAGE_NAME")
-
-BENCHMARK = "openenv-email-triage"
-MAX_STEPS = 30
-TEMPERATURE = 0.2
-MAX_TOKENS = 200
-SUCCESS_SCORE_THRESHOLD = 0.5
-LOG_SCORE_EPSILON = 1e-2
-DEFAULT_RUNTIME_BUDGET_SECONDS = int(os.getenv("INFERENCE_RUNTIME_BUDGET_SECONDS", "1140"))
-DEFAULT_REQUEST_TIMEOUT_SECONDS = float(os.getenv("INFERENCE_REQUEST_TIMEOUT_SECONDS", "12"))
-
-SYSTEM_PROMPT = (
-    "You are an email triage assistant. For each email, prioritize risk/time impact, "
-    "categorize with one label (urgent|normal|spam|archive), route to the best team, "
-    "and summarize the key evidence. Return one JSON object with keys label, summary, route_to."
-)
-
-FALLBACK_ACTION = {
-    "label": "normal",
-    "summary": "Unable to parse response",
-    "route_to": "general",
-}
-
-TASK_MAP = {
-    "1": "task_easy",
-    "2": "task_medium",
-    "3": "task_hard",
-    "4": "task_production",
-}
-
-
-def parse_args() -> argparse.Namespace:
-    """Parse command-line arguments for task and optional model override."""
-    parser = argparse.ArgumentParser(description="Run OpenEnv email triage inference.")
-    parser.add_argument(
-        "--task",
-        default="all",
-        choices=["1", "2", "3", "4", "all"],
-        help="Task selection: 1, 2, 3, 4, or all.",
-    )
-    parser.add_argument(
-        "--model",
-        default=None,
-        help="Optional model override. Falls back to MODEL_NAME environment variable.",
-    )
-    parser.add_argument(
-        "--split",
-        default=os.getenv("OPENENV_EVAL_SPLIT", "public"),
-        choices=["public", "private_eval"],
-        help="Scenario split to evaluate.",
-    )
-    parser.add_argument(
-        "--episodes-per-task",
-        default=1,
-        type=int,
-        help="Number of deterministic scenarios to evaluate per task.",
-    )
-    parser.add_argument(
-        "--runtime-budget-seconds",
-        default=DEFAULT_RUNTIME_BUDGET_SECONDS,
-        type=int,
-        help="Global wall-clock budget for the full script run.",
-    )
-    parser.add_argument(
-        "--request-timeout-seconds",
-        default=DEFAULT_REQUEST_TIMEOUT_SECONDS,
-        type=float,
-        help="Timeout per LLM request.",
-    )
-    parser.add_argument(
-        "--production-profile",
-        default="standard",
-        choices=["light", "standard", "heavy"],
-        help="Runtime workload profile used for task 4 episodes.",
-    )
-    parser.add_argument(
-        "--business-hours-mode",
-        action="store_true",
-        help="If set, task 4 timestamps focus on business-hours windows.",
-    )
-    parser.add_argument(
-        "--escalation-mode",
-        default="normal",
-        choices=["low", "normal", "high"],
-        help="Escalation strictness for task 4 follow-up generation.",
-    )
-    return parser.parse_args()
-
-
-def validate_runtime_config(model_name: str | None) -> str:
-    """Validate required runtime settings and return effective model name."""
-    if not API_KEY:
-        raise ValueError("Missing HF_TOKEN or API_KEY environment variable.")
-
-    effective_model = model_name or MODEL_NAME
-    return effective_model
-
-
-def log_start(task_name: str, benchmark_name: str, model_name: str) -> None:
-    """Emit mandatory START line."""
-    print(
-        f"[START] task={task_name} env={benchmark_name} model={model_name}",
-        flush=True,
-    )
-
-
-def _format_open_score(value: float) -> str:
-    """Format scores in strict-open range while preserving .2f log contract."""
-    clamped = max(LOG_SCORE_EPSILON, min(1.0 - LOG_SCORE_EPSILON, float(value)))
-    return f"{clamped:.2f}"
-
-
-def _strict_task_score(raw_score: float) -> float:
-    """Return task score in strict-open interval for evaluator compatibility."""
-    return max(LOG_SCORE_EPSILON, min(1.0 - LOG_SCORE_EPSILON, float(raw_score)))
-
-
-def log_step(step: int, action_str: str, reward: float, done: bool, error: str | None) -> None:
-    """Emit mandatory STEP line."""
-    error_value = error if error else "null"
-    done_value = str(done).lower()
-    print(
-        f"[STEP] step={step} action={action_str} reward={_format_open_score(reward)} "
-        f"done={done_value} error={error_value}",
-        flush=True,
-    )
-
-
-def log_end(success: bool, steps: int, rewards: list[float], task_score: float) -> None:
-    """Emit mandatory END line."""
-    rewards_str = ",".join(_format_open_score(reward) for reward in rewards)
-    strict_task_score = _strict_task_score(task_score)
-    print(
-        f"[END] task_score={_format_open_score(strict_task_score)} "
-        f"success={str(success).lower()} steps={steps} rewards={rewards_str}",
-        flush=True,
-    )
-
-
-def build_user_prompt(observation: EmailObservation, history: list[str]) -> str:
-    """Build model prompt from current observation and recent history."""
-    recent_history = "\n".join(history[-5:]) if history else "None"
-    return (
-        f"email_id: {observation.email_id}\n"
-        f"subject: {observation.subject}\n"
-        f"sender: {observation.sender}\n"
-        f"timestamp: {observation.timestamp}\n"
-        f"body: {observation.body}\n"
-        f"thread_history: {observation.thread_history}\n"
-        f"task_id: {observation.task_id}\n"
-        f"step_number: {observation.step_number}\n"
-        f"total_emails: {observation.total_emails}\n\n"
-        f"recent_history:\n{recent_history}\n\n"
-        "Return exactly one JSON object with label, summary, route_to."
-    )
-
-
-def strip_action_prefixes(response_text: str) -> str:
-    """Remove common formatting wrappers before parsing model output."""
-    cleaned = response_text.strip()
-    cleaned = re.sub(r"^```(?:json)?", "", cleaned, flags=re.IGNORECASE).strip()
-    cleaned = re.sub(r"```$", "", cleaned).strip()
-    cleaned = re.sub(r"^(next\s+action|action)\s*:\s*", "", cleaned, flags=re.IGNORECASE)
-    return cleaned.strip()
-
-
-def parse_text_action(cleaned_text: str) -> dict[str, str]:
-    """Parse action from free-form text with deterministic regex fallback."""
-    result: dict[str, str] = {}
-
-    label_match = re.search(
-        r"(?:\"label\"|label)\s*[:=]\s*\"?(urgent|normal|spam|archive)\"?",
-        cleaned_text,
-        flags=re.IGNORECASE,
-    )
-    if label_match:
-        result["label"] = label_match.group(1).lower()
-
-    route_match = re.search(
-        r"(?:\"route_to\"|route_to|route)\s*[:=]\s*\"?([a-zA-Z0-9_\-/ ]+)\"?",
-        cleaned_text,
-        flags=re.IGNORECASE,
-    )
-    if route_match:
-        result["route_to"] = route_match.group(1).strip().lower()
-
-    summary_match = re.search(
-        r"(?:\"summary\"|summary)\s*[:=]\s*\"?([^\"\n]+)\"?",
-        cleaned_text,
-        flags=re.IGNORECASE,
-    )
-    if summary_match:
-        result["summary"] = summary_match.group(1).strip()
-
-    return result
-
-
-def parse_action_response(response_text: str) -> TriageAction:
-    """Parse model response into a valid TriageAction with fallback behavior."""
-    cleaned_text = strip_action_prefixes(response_text)
-    parsed_payload: dict[str, Any] = {}
-
-    json_start = cleaned_text.find("{")
-    json_end = cleaned_text.rfind("}")
-    if json_start != -1 and json_end != -1 and json_end > json_start:
-        candidate = cleaned_text[json_start : json_end + 1]
-        try:
-            loaded = json.loads(candidate)
-            if isinstance(loaded, dict):
-                parsed_payload = loaded
-        except json.JSONDecodeError:
-            parsed_payload = {}
-
-    if not parsed_payload:
-        parsed_payload = parse_text_action(cleaned_text)
-
-    fallback_copy = dict(FALLBACK_ACTION)
-    fallback_copy.update(parsed_payload)
-
-    try:
-        return TriageAction.model_validate(fallback_copy)
-    except Exception:
-        return TriageAction.model_validate(FALLBACK_ACTION)
-
-
-def action_to_log_string(action: TriageAction) -> str:
-    """Return single-line action string for required STEP logging."""
-    return json.dumps(action.model_dump(), separators=(",", ":"), ensure_ascii=True)
-
-
-def run_episode(
-    client: OpenAI,
-    model_name: str,
-    task_id: str,
-    scenario_index: int,
-    eval_split: str,
-    deadline: float,
-    request_timeout_seconds: float,
-    runtime_options: dict[str, Any] | None = None,
-) -> None:
-    """Run one episode and emit strict START/STEP/END lines."""
-    rewards: list[float] = []
-    steps_taken = 0
-    success = False
-    final_task_score = LOG_SCORE_EPSILON
-    env: EmailTriageEnv | None = None
-
-    log_start(task_name=task_id, benchmark_name=BENCHMARK, model_name=model_name)
-
-    try:
-        env = EmailTriageEnv(
-            task_id=task_id,
-            scenario_index=scenario_index,
-            split=eval_split,
-            runtime_options=runtime_options,
-        )
-        reset_result = env.reset()
-        observation = reset_result.observation
-        history: list[str] = []
-
-        for step in range(1, MAX_STEPS + 1):
-            if time.monotonic() >= deadline:
-                break
-
-            prompt = build_user_prompt(observation, history)
-
-            response_text = ""
-            try:
-                remaining = max(1.0, deadline - time.monotonic())
-                timeout_seconds = max(
-                    1.0,
-                    min(float(request_timeout_seconds), float(remaining)),
-                )
-                completion = client.chat.completions.create(
-                    model=model_name,
-                    messages=[
-                        {"role": "system", "content": SYSTEM_PROMPT},
-                        {"role": "user", "content": prompt},
-                    ],
-                    temperature=TEMPERATURE,
-                    max_tokens=MAX_TOKENS,
-                    stream=False,
-                    timeout=timeout_seconds,
-                )
-                response_text = completion.choices[0].message.content or ""
-            except Exception:
-                response_text = ""
-
-            action = parse_action_response(response_text)
-            step_result = env.step(action)
-
-            reward = _strict_task_score(float(step_result.reward))
-            done = bool(step_result.done)
-            error_raw = step_result.info.get("validation_error")
-            error = str(error_raw) if isinstance(error_raw, str) else None
-
-            rewards.append(reward)
-            steps_taken = step
-
-            log_step(
-                step=step,
-                action_str=action_to_log_string(action),
-                reward=reward,
-                done=done,
-                error=error,
-            )
-
-            history.append(
-                f"step={step} action={action.label}/{action.route_to} reward={_format_open_score(reward)}"
-            )
-            observation = step_result.observation
-
-            if done:
-                break
-
-        if not rewards:
-            rewards.append(LOG_SCORE_EPSILON)
-
-        final_task_score = _strict_task_score(sum(rewards) / len(rewards))
-        success = final_task_score >= SUCCESS_SCORE_THRESHOLD
-    except Exception:
-        if not rewards:
-            rewards.append(LOG_SCORE_EPSILON)
-        final_task_score = _strict_task_score(sum(rewards) / len(rewards))
-        success = False
-    finally:
-        if env is not None:
-            close_method = getattr(env, "close", None)
-            if callable(close_method):
-                try:
-                    close_method()
-                except Exception:
-                    pass
-
-        log_end(
-            success=success,
-            steps=steps_taken,
-            rewards=rewards,
-            task_score=final_task_score,
-        )
-
-
-def main() -> None:
-    """Entrypoint for running one or many tasks with strict stdout logs."""
-    args = parse_args()
-    deadline = time.monotonic() + max(args.runtime_budget_seconds, 1)
-    request_timeout_seconds = max(float(args.request_timeout_seconds), 1.0)
-
-    try:
-        effective_model = validate_runtime_config(args.model)
-    except ValueError as error:
-        print(str(error), flush=True)
-        raise SystemExit(1) from error
-
-    _ = LOCAL_IMAGE_NAME
-
-    client = OpenAI(
-        base_url=API_BASE_URL,
-        api_key=API_KEY,
-    )
-
-    task_ids = [TASK_MAP[args.task]] if args.task in TASK_MAP else list(TASK_MAP.values())
-    for task_id in task_ids:
-        runtime_options = None
-        if task_id == "task_production":
-            runtime_options = {
-                "production_profile": args.production_profile,
-                "business_hours_mode": args.business_hours_mode,
-                "escalation_mode": args.escalation_mode,
-            }
-        for scenario_index in range(max(args.episodes_per_task, 1)):
-            run_episode(
-                client=client,
-                model_name=effective_model,
-                task_id=task_id,
-                scenario_index=scenario_index,
-                eval_split=args.split,
-                deadline=deadline,
-                request_timeout_seconds=request_timeout_seconds,
-                runtime_options=runtime_options,
-            )
-
-
-if __name__ == "__main__":
-    main()