MetadataContextHandlerMixin#
- class tollan.pipeline.MetadataContextHandlerMixin[source]#
Bases:
DictContextHandlerMixin,GenericA helper class to access context stored in metadata dict.
Methods Summary
get_context_dict(data)Get metadata dictionary storing contexts.
Methods Documentation
- classmethod get_context_dict(data: Any) dict[KeyT, ContextT][source]#
Get metadata dictionary storing contexts.
- Parameters:
data (Any) – Data object with .meta attribute
- Returns:
Metadata dictionary containing contexts
- Return type:
dict[KeyT, ContextT]
- Raises:
ValueError – If data object has no .meta attribute