tfdv.get_domain( schema, feature_name )
Get the domain associated with the input feature from the schema.
schema: A Schema protocol buffer.
feature_name: The name of the feature whose domain needs to be found.
The domain protocol buffer (one of IntDomain, FloatDomain, StringDomain or BoolDomain) associated with the input feature.
TypeError: If the input schema is not of the expected type.
ValueError: If the input feature is not found in the schema or there is no domain associated with the feature.