def _leak_stopiteration(self, e):
# Check for __future__ generator_stop and conditionally turn
# a leaking StopIteration into RuntimeError (with its cause
# set appropriately).
space = self.space
if self.pycode.co_flags & (consts.CO_FUTURE_GENERATOR_STOP
| consts.CO_COROUTINE
| consts.CO_ITERABLE_COROUTINE):
e2 = OperationError(
space.w_RuntimeError,
space.newtext("%s raised StopIteration" % self.KIND))
e2.chain_exceptions(space, e)
e2.set_cause(space, e.get_w_value(space))
e2.record_context(space, space.getexecutioncontext())
raise e2
else:
space.warn(
space.newunicode(u"generator '%s' raised StopIteration" %
self.get_qualname()),
space.w_PendingDeprecationWarning)
