Metadata Utilities

langchain_memvid.utils.metadata.get_on_first_match(metadata, *keys, default=None, expected_type=None)

Get the first value from the metadata dictionary that is not None and optionally matches the expected type.

Return type:

TypeVar(T)

Parameters:

• metadata (dict)

• keys (Iterable[str])

• default (T)

• expected_type (Type[T])