diff options
| -rw-r--r-- | kafka/consumer/subscription_state.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kafka/consumer/subscription_state.py b/kafka/consumer/subscription_state.py index c60f192..bb6034c 100644 --- a/kafka/consumer/subscription_state.py +++ b/kafka/consumer/subscription_state.py @@ -157,6 +157,9 @@ class SubscriptionState(object): self._group_subscription.update(topics) def mark_for_reassignment(self): + if self._user_assignment: + raise IllegalStateError(self._SUBSCRIPTION_EXCEPTION_MESSAGE) + assert self.subscription is not None, 'Subscription required' self._group_subscription.intersection_update(self.subscription) self.needs_partition_assignment = True |