old_contents: import tek  # type: ignore
  
  import tryp
  from tryp.logging import tryp_stdout_logging
  import tryp.test.sure_ext
  
  
  class Spec(tek.Spec):
  
      def setup(self, *a, **kw):
          tryp.development = True
          tryp_stdout_logging()
          super(Spec, self).setup(*a, **kw)
  
  __all__ = ('Spec')
  
new_contents: import tek  # type: ignore
  
  import tryp
  from tryp.logging import tryp_stdout_logging
  from tryp.test.sure_ext import install_assertion_builder, AssBuilder
  
  
  class Spec(tek.Spec):
  
      def setup(self, *a, **kw):
          tryp.development = True
          tryp_stdout_logging()
          install_assertion_builder(AssBuilder)
          super(Spec, self).setup(*a, **kw)
  
  __all__ = ('Spec')
  
subject: install assertion builder in spec base class