          # self._features_table.get(features))
  
      def add_alias(self, unicode alias, entities, probabilities):
          """
          For a given alias, add its potential entities and prior probabilies to the KB.
          Return the alias_hash at the end
          """
  
 
</s> remove         """For a given alias, add its potential entities and prior probabilies to the KB."""
 </s> add         """
        For a given alias, add its potential entities and prior probabilies to the KB.
        Return the alias_hash at the end
        """ </s> remove     def __init__(self, entity_hash, alias_hash, prior_prob):
 </s> add     def __init__(self, KnowledgeBase kb, entity_hash, alias_hash, prior_prob):
        self.kb = kb
        return id_hash

          # self._features_table.get(features))
  
        return id_hash

      def add_alias(self, unicode alias, entities, probabilities):
          """
          For a given alias, add its potential entities and prior probabilies to the KB.
          Return the alias_hash at the end
          """
  
keep add keep keep keep keep keep keep
 property getters and keep track of KB internally 
spacy/kb.pyx