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Add abstract class check.

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This commit is contained in:
Raphael Mitsch 2023-03-09 14:56:44 +01:00
parent 845864beb4
commit b0ee34185d
1 changed files with 8 additions and 3 deletions
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11
spacy/kb/candidate.pyx
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@ -4,7 +4,7 @@ from ..typedefs cimport hash_t
from .kb cimport KnowledgeBase
from .kb_in_memory cimport InMemoryLookupKB
from ..errors import Errors
cdef class Candidate:
"""A `Candidate` object refers to a textual mention that may or may not be resolved
@ -22,7 +22,7 @@ cdef class Candidate:
entity_vector: vector[float],
prior_prob: float,
):
"""Initializes properties of `Candidate` instance.
"""Initializes properties of abstract base class `Candidate`.
mention (str): Mention text for this candidate.
entity_id (Union[str, int]): Unique entity ID.
entity_vector (List[float]): Entity embedding.
@ -31,13 +31,18 @@ cdef class Candidate:
cases in which this isn't always possible (e.g.: the corpus to analyse contains mentions that the KB corpus
doesn't) it might be better to eschew this information and always supply the same value.
"""
# Make sure abstract KB is not instantiated.
if self.__class__ == Candidate:
raise TypeError(
Errors.E1046.format(cls_name=self.__class__.__name__)
)
self._mention = mention
self._entity_id_ = entity_id
# Note that hashing an int value yields the same int value.
self._entity_id = hash(entity_id)
self._entity_vector = entity_vector
self._prior_prob = prior_prob
# todo raise exception if this is instantiated class
@property
def entity_id(self) -> int: