run_tests.sh failed by "No module named tools" exception

[Zhi Yan Liu]

$ ./run_tests.sh
No virtual environment found...create one? (Y/n) y
Traceback (most recent call last):
  File "tools/install_venv.py", line 29, in <module>
    from tools import install_venv_common as install_venv
ImportError: No module named tools

Change "Enable H304 check" (I099ed65db9b42223eaa4b66a3a5c6113d1cc56fe) causes it.

[Zhi Yan Liu (lzy-dev)]

I'm wondering why my change doesn't like to here automatically: https://review.openstack.org/#/c/90888/ , actually it already wait to get review a while.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/90888
Committed: https://git.openstack.org/cgit/openstack/glance/commit/?id=95d81a0b03703f47d457f26acecb36d7a10e66cb
Submitter: Jenkins
Branch: master

commit 95d81a0b03703f47d457f26acecb36d7a10e66cb
Author: Zhi Yan Liu <email address hidden>
Date: Tue Apr 29 13:11:13 2014 +0800

    To fixes import error for run_tests.sh

    Change-Id: Iacce978001750c9cb8f398dba78361dee22ed2fb
    Closes-bug: #1314007
    Signed-off-by: Zhi Yan Liu <email address hidden>