from typing import Any, Optional class R2RException(Exception): def __init__( self, message: str, status_code: int, detail: Optional[Any] = None ): self.message = message self.status_code = status_code super().__init__(self.message) class R2RDocumentProcessingError(R2RException): def __init__(self, error_message, document_id): self.document_id = document_id super().__init__(error_message, 400, {"document_id": document_id})