Connecting to a crashed broker does not try the next broker
Multi-broker support was added in a2191e5be5d5fcd212582580c163f4533cca6c73 but creating the connection does not fail over in `client.py::_send_broker_unaware_request`

diff --git a/kafka/client.py b/kafka/client.py
index 96cc1df..a683fe0 100644
--- a/kafka/client.py
+++ b/kafka/client.py
@@ -83,14 +83,14 @@ class KafkaClient(object):
         brokers. Keep trying until you succeed.
         """
         for (host, port) in self.hosts:
-            conn = self._get_conn(host, port)
             try:
+                conn = self._get_conn(host, port)
                 conn.send(requestId, request)
                 response = conn.recv(requestId)
                 return response
             except Exception, e:
-                log.warning("Could not send request [%r] to server %s, "
-                            "trying next server: %s" % (request, conn, e))
+                log.warning("Could not send request [%r] to server %s:%i, "
+                            "trying next server: %s" % (request, host, port, e))
                 continue
 
         raise KafkaUnavailableError("All servers failed to process request")
['kafka/client.py']