remove unused variables

[Wu Wenxiang]

************* Module openstack.common.config.generator
W:121, 8: Unused variable 'key' (unused-variable)
W:135, 8: Unused variable 'key' (unused-variable)
W:184,15: Unused variable 'port' (unused-variable)
--
************* Module openstack.common.db.sqlalchemy.provision
W:181,12: Unused variable 'i' (unused-variable)
--
************* Module openstack.common.db.sqlalchemy.utils
W:107,34: Unused variable '_sort_key' (unused-variable)
--
************* Module openstack.common.funcutils
W: 50,14: Unused variable 'varargs' (unused-variable)
W: 50,23: Unused variable 'keywords' (unused-variable)
--
************* Module openstack.common.importutils
W: 26,13: Unused variable '_sep' (unused-variable)
--
************* Module logging
W:512,13: Unused variable '_sep' (unused-variable)
--
************* Module openstack.common.memorycache
W: 63,22: Unused variable '_value' (unused-variable)
--
************* Module openstack.common.middleware.notifier
W:120,16: Unused variable 'exc_type' (unused-variable)
--
************* Module openstack.common.policy
W:548,12: Unused variable 'i' (unused-variable)
--
************* Module openstack.common.rootwrap.filters
W:105, 8: Unused variable 'command' (unused-variable)
--
************* Module openstack.common.rpc.impl_qpid
W:357,17: Unused variable 'dec' (unused-variable)
--
************* Module openstack.common.rpc.matchmaker
W:139,32: Unused variable 'bit' (unused-variable)
--
************* Module openstack.common.timeutils
W:139,12: Unused variable 'dt' (unused-variable)
--
************* Module tests.unit.apiclient.test_auth
W:161,14: Unused variable '_args' (unused-variable)
--
************* Module tests.unit.db.sqlalchemy.test_utils
W:209,12: Unused variable 'key' (unused-variable)
W:236,12: Unused variable 'key' (unused-variable)
W:275,12: Unused variable 'key' (unused-variable)
W:308,12: Unused variable 'key' (unused-variable)
W:322,12: Unused variable 'key' (unused-variable)
W:433,12: Unused variable 'key' (unused-variable)
--
************* Module tests.unit.middleware.test_sizelimit
W: 48,12: Unused variable 'bytes_read' (unused-variable)
W: 57,12: Unused variable 'bytes_read' (unused-variable)
--
************* Module tests.unit.rpc.amqp
W: 62,12: Unused variable 'x' (unused-variable)
W: 86, 8: Unused variable 'remove_unique_id' (unused-variable)
--
************* Module tests.unit.rpc.test_zmq
W: 46, 4: Unused variable 'addr' (unused-variable)
--
************* Module tests.unit.test_fileutils
W: 56, 8: Unused variable 'fresh' (unused-variable)
--
************* Module tests.unit.test_funcutils
W:127,12: Unused variable '_i' (unused-variable)
--
************* Module tests.unit.test_lockutils
W: 95,20: Unused variable 'x' (unused-variable)
W:182,16: Unused variable 'i' (unused-variable)
W:172,16: Unused variable 'n' (unused-variable)
--
************* Module tests.unit.test_policy
W:852,17: Unused variable '_sep' (unused-variable)
--
************* Module tests.unit.test_service
W:100, 8: Unused variable 'pid' (unused-variable)

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/66148

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/66148
Committed: https://git.openstack.org/cgit/openstack/oslo-incubator/commit/?id=dd9aa2b3c4f9e88339b8e590056261d12a51d131
Submitter: Jenkins
Branch: master

commit dd9aa2b3c4f9e88339b8e590056261d12a51d131
Author: Wu Wenxiang <[e-mail]>
Date: Sun Jan 12 08:49:16 2014 +0800

    Remove unused variables

    Refactor codes, remove unused variables. This patch is the first step.
    F841 check in tox.ini will be enabled to make sure that there are no
    userd variables in project anymore.

    Change-Id: I3edd5bb5e3c203d1d3d92261ed74a201878d6f5a
    Partial-Bug: #1268234