diff options
| -rw-r--r-- | kafka/consumer/group.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kafka/consumer/group.py b/kafka/consumer/group.py index 8474b7c..eb7dff2 100644 --- a/kafka/consumer/group.py +++ b/kafka/consumer/group.py @@ -638,6 +638,7 @@ class KafkaConsumer(six.Iterator): max_records = self.config['max_poll_records'] assert isinstance(max_records, int), 'max_records must be an integer' assert max_records > 0, 'max_records must be positive' + assert not self._closed, 'KafkaConsumer is closed' # Poll for new data until the timeout expires start = time.time() @@ -1173,6 +1174,8 @@ class KafkaConsumer(six.Iterator): return self def __next__(self): + if self._closed: + raise StopIteration('KafkaConsumer closed') # Now that the heartbeat thread runs in the background # there should be no reason to maintain a separate iterator # but we'll keep it available for a few releases just in case |