Fixed BnfNodeParser to allow expressions like 'number hundred' when number is a group

src/core/sheerka/services/SheerkaSetsManager.py

@@ -76,6 +76,7 @@ class SheerkaSetsManager(BaseService):
                 self.sheerka.new(BuiltinConcepts.CONCEPT_ALREADY_IN_SET, body=concept, concept_set=concept_set))
 
         self.sets.put(concept_set.id, concept.id)
+        self.concepts_in_set.delete(concept_set.id)
         return self.sheerka.ret(self.NAME, True, self.sheerka.new(BuiltinConcepts.SUCCESS))
 
     def add_concepts_to_set(self, context, concepts, concept_set):
@@ -95,6 +96,7 @@ class SheerkaSetsManager(BaseService):
                                     concept_set=concept_set)
         else:
             body = self.sheerka.new(BuiltinConcepts.SUCCESS)
+            self.concepts_in_set.delete(concept_set.id)
 
         return self.sheerka.ret(self.NAME, len(already_in_set) != len(concepts), body)