from typing import TypedDict from models import BarcodeTemplate, Product class BarcodeData(TypedDict): barcode: str template: BarcodeTemplate product: Product num_duplicates: int class PdfBarcodeGenData(TypedDict): barcode_value: str text: str num_duplicates: int class PdfBarcodeImageGenData(TypedDict): num_duplicates: int barcode_image_url: str