Files
ai-exchange/scripts/run_training_case_generator.py
T

130 lines
4.1 KiB
Python

from pathlib import Path
import argparse
import json
import sys
from typing import Optional
ROOT = Path(__file__).resolve().parents[1]
if str(ROOT) not in sys.path:
sys.path.insert(0, str(ROOT))
from src.services.training import generate_public_training_case_drafts
DEFAULT_FIXTURE = ROOT / "tests" / "fixtures" / "training_case_generator_seed_v1.json"
class _PublicCliError(Exception):
def __init__(self, code: str) -> None:
super().__init__(code)
self.code = code
def run_generator(input_path: Path, output_path: Optional[Path] = None) -> dict:
payload = _load_payload(input_path)
generated = generate_public_training_case_drafts(payload)
if output_path is not None:
_write_output(output_path, generated)
event_types = sorted(
{
item.get("scenario", {}).get("source_event_type")
for item in generated.get("items", [])
if isinstance(item, dict)
}
)
return {
"passed": True,
"input": _display_path(input_path),
"output": _display_path(output_path) if output_path is not None else None,
"generated": len(generated.get("items", [])),
"event_types": event_types,
}
def main(argv=None) -> int:
parser = _build_parser()
args = parser.parse_args(argv)
input_path = Path(args.input)
output_path = Path(args.output) if args.output else None
try:
summary = run_generator(input_path=input_path, output_path=output_path)
except (_PublicCliError, OSError, ValueError, json.JSONDecodeError) as exc:
print(json.dumps(_error_summary(input_path, output_path, exc), ensure_ascii=False))
return 2
print(json.dumps(summary, ensure_ascii=False))
return 0
def _build_parser() -> argparse.ArgumentParser:
parser = argparse.ArgumentParser(
prog="scripts/run_training_case_generator.py",
description="Offline prototype: generate public Training case drafts from trading-derived seed events.",
epilog=(
"Reads a local seed JSON package and writes a public draft package when --output is set. "
"The prototype is read-only and does not write to database-backed Training tables."
),
)
parser.add_argument("--input", default=str(DEFAULT_FIXTURE), help=f"Seed JSON path (default: {DEFAULT_FIXTURE.relative_to(ROOT)}).")
parser.add_argument("--output", help="Optional output path for generated public draft package JSON.")
return parser
def _load_payload(input_path: Path) -> dict:
with input_path.open("r", encoding="utf-8") as handle:
payload = json.load(handle)
if not isinstance(payload, dict):
raise ValueError("invalid_json_body")
return payload
def _write_output(output_path: Path, payload: dict) -> None:
try:
if output_path.exists() and output_path.is_dir():
raise _PublicCliError("output_path_is_directory")
output_path.parent.mkdir(parents=True, exist_ok=True)
output_path.write_text(
json.dumps(payload, ensure_ascii=False, indent=2, sort_keys=True) + "\n",
encoding="utf-8",
)
except _PublicCliError:
raise
except OSError as exc:
raise _PublicCliError("output_path_unwritable") from exc
def _display_path(path: Optional[Path]) -> Optional[str]:
if path is None:
return None
try:
return str(path.resolve().relative_to(ROOT))
except ValueError:
return str(path)
def _public_error(exc: Exception) -> str:
if isinstance(exc, _PublicCliError):
return exc.code
if isinstance(exc, IsADirectoryError):
return "input_path_is_directory"
if isinstance(exc, FileNotFoundError):
return "input_file_not_found"
if isinstance(exc, json.JSONDecodeError):
return "invalid_json_body"
return str(exc)
def _error_summary(input_path: Path, output_path: Optional[Path], exc: Exception) -> dict:
return {
"passed": False,
"input": _display_path(input_path),
"output": _display_path(output_path),
"error": _public_error(exc),
}
if __name__ == "__main__":
raise SystemExit(main())