new_contents: # -*- coding: utf-8 -*-
  
  #   Copyright (c) 2010-2016, MIT Probabilistic Computing Project
  #
  #   Licensed under the Apache License, Version 2.0 (the "License");
  #   you may not use this file except in compliance with the License.
  #   You may obtain a copy of the License at
  #
  #       http://www.apache.org/licenses/LICENSE-2.0
  #
  #   Unless required by applicable law or agreed to in writing, software
  #   distributed under the License is distributed on an "AS IS" BASIS,
  #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  #   See the License for the specific language governing permissions and
  #   limitations under the License.
  
  import pytest
  
  import bayeslite
  
  import test_core
  
  
  def test_droppop_with_metamodels():
      with test_core.t1() as (bdb, _population_id, _generator_id):
          distinctive_name = 'frobbledithorpequack'
          bdb.execute('create metamodel %s for p1 using crosscat' %
              (distinctive_name,))
          with pytest.raises(bayeslite.BQLError):
              try:
                  bdb.execute('drop population p1')
              except bayeslite.BQLError as e:
                  assert 'metamodels' in str(e)
                  assert distinctive_name in str(e)
                  raise
  
subject: Test metamodels-still-exist error message.