INNER CODE UNIT · Python

load_state

DogsTailFarmer/martin-binance · martin_binance/backup.py:181

def load_state(file_path: Path, response:  type[ModelT], probe: bool = False) -> Optional[object]:
    """
    Safely and ultra-fast loads the strategy state from disk.
    Automatically restores data from the .bak copy if the main file is corrupted.
    """
    file_path = file_path.resolve()
    bak_file_path = file_path.with_suffix(file_path.suffix + ".bak")

    def _try_load(path: Path) -> Optional[object]:
        if not path.exists():
            return None
        raw_bytes = path.read_bytes()
        parsed_dict = orjson.loads(raw_bytes)
        return response.model_validate(parsed_dict)

    try:
        if file_path.exists():
            model_instance = _try_load(file_path)

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