'H302 import only modules' pep8 error in bench tool

[Victoria Martinez de la Cruz]

pep8 tests are failing for a nit in the bench tool

vkmc@juno:/opt/stack/zaqar$ tox -e pep8
pep8 recreate: /opt/stack/zaqar/.tox/pep8
pep8 installdeps: -r/opt/stack/zaqar/requirements.txt, -r/opt/stack/zaqar/test-requirements.txt, -r/opt/stack/zaqar/bench-requirements.txt
pep8 develop-inst: /opt/stack/zaqar
pep8 runtests: commands[0] | flake8
./zaqar/bench/consumer.py:28:1: H302 import only modules.'from zaqarclient.transport.errors import TransportError' does not import a module
./zaqar/bench/observer.py:29:1: H302 import only modules.'from zaqarclient.transport.errors import TransportError' does not import a module
./zaqar/bench/producer.py:29:1: H302 import only modules.'from zaqarclient.transport.errors import TransportError' does not import a module
ERROR: InvocationError: '/opt/stack/zaqar/.tox/pep8/bin/flake8'
_______________________________________________________________________________ summary ________________________________________________________________________________
ERROR: pep8: commands failed

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/119416
Committed: https://git.openstack.org/cgit/openstack/zaqar/commit/?id=be7a2f9c389fe8294b205b2b7f27040aa7948fa1
Submitter: Jenkins
Branch: master

commit be7a2f9c389fe8294b205b2b7f27040aa7948fa1
Author: Victoria Martínez de la Cruz <email address hidden>
Date: Fri Sep 5 13:47:25 2014 -0300

    Fix pep8 error in bench tool

    pep8 tests were failing because of a nit in the imports.

    Change-Id: Ib7fc8afaa2c81266d41072d2da7d104f2ed9c87d
    Closes-bug: #1366110