import os

from .engine import PaddleOcrEngine


def load_runtime_engine() -> PaddleOcrEngine | None:
    if os.getenv("OCR_LOAD_ENGINE") != "1":
        return None
    try:
        return PaddleOcrEngine()
    except Exception:
        return None


if __name__ == "__main__":
    PaddleOcrEngine()
    print("PaddleOCR models loaded")