def reverse_upsize_quota_delta(context, instance):
 return resize_quota_delta(context, instance.new_flavor, instance.old_flavor, (-1), (-1))

def reverse_upsize_quota_delta ( context , instance ) : return resize_quota_delta ( context , instance . new_flavor , instance . old_flavor , ( - 1 ) , ( - 1 ) )
calculate deltas required to reverse a prior upsizing quota adjustment .