old_contents: from __future__ import print_function
  import itertools
  import numba.unittest_support as unittest
  from numba.compiler import compile_isolated
  from numba import types
  
  
  def template(fromty, toty):
      def closure(self):
          1/0
          def cast(x):
              y = x
              return y
  
          cres = compile_isolated(cast, args=[fromty], return_type=toty)
          self.assertAlmostEqual(cres.entry_point(1), 1)
  
      return closure
  
  
  class TestNumberConversion(unittest.TestCase):
      """
      Test all int/float numeric conversion to ensure we have all the external
      dependencies to perform these conversions.
      """
      # NOTE: more implicit tests are in test_numberctor
  
      @classmethod
      def automatic_populate(cls):
          tys = types.integer_domain | types.real_domain
          for fromty, toty in itertools.permutations(tys, r=2):
              test_name = "test_{fromty}_to_{toty}".format(fromty=fromty,
                                                           toty=toty)
              setattr(cls, test_name, template(fromty, toty))
  
  
  TestNumberConversion.automatic_populate()
  
  if __name__ == '__main__':
      unittest.main()
  
new_contents: from __future__ import print_function
  import itertools
  import numba.unittest_support as unittest
  from numba.compiler import compile_isolated
  from numba import types
  
  
  def template(fromty, toty):
      def closure(self):
          def cast(x):
              y = x
              return y
  
          cres = compile_isolated(cast, args=[fromty], return_type=toty)
          self.assertAlmostEqual(cres.entry_point(1), 1)
  
      return closure
  
  
  class TestNumberConversion(unittest.TestCase):
      """
      Test all int/float numeric conversion to ensure we have all the external
      dependencies to perform these conversions.
      """
      # NOTE: more implicit tests are in test_numberctor
  
      @classmethod
      def automatic_populate(cls):
          tys = types.integer_domain | types.real_domain
          for fromty, toty in itertools.permutations(tys, r=2):
              test_name = "test_{fromty}_to_{toty}".format(fromty=fromty,
                                                           toty=toty)
              setattr(cls, test_name, template(fromty, toty))
  
  
  TestNumberConversion.automatic_populate()
  
  if __name__ == '__main__':
      unittest.main()
  
subject: Fix deliberate failure