With the version of python-cassandra from xenial-proposed I no longer receive the Traceback.
[ 8:22AM 10135 ] [ bdmurray@impulse:~/source-trees/daisy/trunk ] $ ./tools/cql-check-oopses-for-arches.py Traceback (most recent call last): File "./tools/cql-check-oopses-for-arches.py", line 33, in <module> session = cluster.connect(config.cassandra_keyspace) File "/usr/lib/python2.7/dist-packages/cassandra/cluster.py", line 755, in connect self.control_connection.connect() File "/usr/lib/python2.7/dist-packages/cassandra/cluster.py", line 1868, in connect self._set_new_connection(self._reconnect_internal()) File "/usr/lib/python2.7/dist-packages/cassandra/cluster.py", line 1903, in _reconnect_internal raise NoHostAvailable("Unable to connect to any servers", errors) cassandra.cluster.NoHostAvailable: ('Unable to connect to any servers', {'192.168.10.2': TypeError('ref() does not take keyword arguments',)}) [ 8:22AM 10136 ] [ bdmurray@impulse:~/source-trees/daisy/trunk ] $ sudo apt-get install python-cassandra Reading package lists... Done Building dependency tree Reading state information... Done Suggested packages: python-snappy python-lz4 python-blist The following packages will be upgraded: python-cassandra 1 upgraded, 0 newly installed, 0 to remove and 143 not upgraded. Need to get 0 B/122 kB of archives. After this operation, 2,048 B disk space will be freed. Sorry, your system lacks support for the snapshot feature Reading changelogs... Done (Reading database ... 887629 files and directories currently installed.) Preparing to unpack .../python-cassandra_2.5.1-1ubuntu0.1_all.deb ... Unpacking python-cassandra (2.5.1-1ubuntu0.1) over (2.5.1-1) ... Setting up python-cassandra (2.5.1-1ubuntu0.1) ... [ 8:23AM 10137 ] [ bdmurray@impulse:~/source-trees/daisy/trunk ] $ ./tools/cql-check-oopses-for-arches.py [ 8:23AM 10138 ] [ bdmurray@impulse:~/source-trees/daisy/trunk ] ** Tags removed: verification-needed ** Tags added: verification-done ** Tags removed: removal-candidate -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to python2.7 in Ubuntu. https://bugs.launchpad.net/bugs/1603436 Title: Regression in python2.7 SRU breaks python-cassandra Status in python-cassandra-driver package in Ubuntu: Fix Released Status in python2.7 package in Ubuntu: Invalid Status in python-cassandra-driver source package in Xenial: Fix Committed Status in python2.7 source package in Xenial: Invalid Status in python-cassandra-driver source package in Yakkety: Fix Released Status in python2.7 source package in Yakkety: Invalid Bug description: "SRU: backport python 2.7.12 to 16.04 LTS" (bug 1591895) has caused a regression in (at least) python-cassandra. Any attempt to connect to a cluster fails due to: Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/cassandra/cluster.py", line 1894, in _reconnect_internal return self._try_connect(host) File "/usr/lib/python2.7/dist-packages/cassandra/cluster.py", line 1921, in _try_connect self_weakref = weakref.ref(self, callback=partial(_clear_watcher, weakref.proxy(connection))) TypeError: ref() does not take keyword arguments It would appear that Python 2.7.12 has made the permitted calling conventions for weakref.ref() stricter. See https://github.com/datastax/python-driver/pull/585 for upstream discussion of the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/python-cassandra-driver/+bug/1603436/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp