code: def test_delete(self):
      KeywordAssociation = self.classes.KeywordAssociation
      Item = self.classes.Item
      item_keywords = self.tables.item_keywords
      Keyword = self.classes.Keyword
  
      sess = fixture_session()
      item1 = Item("item1")
      item2 = Item("item2")
      item1.keywords.append(
          KeywordAssociation(Keyword("blue"), "blue_assoc")
      )
      item1.keywords.append(
          KeywordAssociation(Keyword("red"), "red_assoc")
      )
      item2.keywords.append(
          KeywordAssociation(Keyword("green"), "green_assoc")
      )
      sess.add_all((item1, item2))
      sess.flush()
      eq_(
          sess.connection().scalar(
              select(func.count("*")).select_from(item_keywords)
          ),
          3,
      )
  
      sess.delete(item1)
      sess.delete(item2)
      sess.flush()
      eq_(
          sess.connection().scalar(
              select(func.count("*")).select_from(item_keywords)
          ),
          0,
      )
  
file_path: sqlalchemy/test/orm/test_association.py
imports: from sqlalchemy import ForeignKey
  from sqlalchemy import func
  from sqlalchemy import Integer
  from sqlalchemy import select
  from sqlalchemy import String
  from sqlalchemy.orm import relationship
  from sqlalchemy.testing import eq_
  from sqlalchemy.testing import fixtures
  from sqlalchemy.testing.fixtures import fixture_session
  from sqlalchemy.testing.schema import Column
  from sqlalchemy.testing.schema import Table
label_desc: Use image node_id 7 for calling the AssociationTest obj's underlying member method code with example usage: obj.test_delete() without return types