old_contents: from zope.interface import Interface
  
  # private interfaces
  
  class ITemplateGlobals(Interface):
      """ Event issued when Pylons is done loading globals """
  
new_contents: from repoze.bfg.interfaces import IAfterTraversal
  from repoze.bfg.interfaces import INewRequest
  from repoze.bfg.interfaces import INewResponse
  from repoze.bfg.interfaces import IWSGIApplicationCreatedEvent
  from zope.interface import Interface
  
  # internal interfaces
  
  class ITemplateGlobals(Interface):
      """ Event issued when Pylons is done loading globals """
  
subject: Add BFG interfaces for use in Pylons