propusk/module/__init__.py

from datetime import datetime
import os
# from PySide6.QtWidgets import QMessageBox



def create_filename(prefix: str = "propusk") -> str:
    file_name = os.path.join(os.environ.get('PHOTO_DIR'), F"{prefix}_{datetime.now().timestamp()}")
    
    match prefix:
        case 'pdf':
            file_name = F"{file_name}.pdf"
        case _ :
            file_name = F"{file_name}.jpg"
        
    return file_name