def _register(self):
TM._register(self)
# XXX Make sure we are called before the
# persistent ExtFile object is destroyed.
t = transaction.get()
if hasattr(t, '_resources'):
r = t._resources.pop()
t._resources.insert(0, r)
def tr():
t = transaction.get()
if hasattr(t, '_objects'):
return t._objects # ZODB <= 3.2
elif hasattr(t, '_resources'):
return t._resources # ZODB >= 3.4
