| from typing import List, Union, Dict, Tuple, Callable, Optional | |
| VideoAnnotation = Optional[Dict[str, Union[str, List[Dict[str, str]]]]] | |
| Metadata = List[Tuple[str, str]] |
| from typing import List, Union, Dict, Tuple, Callable, Optional | |
| VideoAnnotation = Optional[Dict[str, Union[str, List[Dict[str, str]]]]] | |
| Metadata = List[Tuple[str, str]] |