hacking: Specify white list rules in noqa explicity

If 'noqa' is specified all hacking checks are disabled.
It is better to ignore specific rules explicitly rather than
ignoring all. The recent flake8 supports this [1].

[1] http://flake8.pycqa.org/en/stable/user/ignoring-errors.html

Change-Id: I4ea55a0b22f8d6c975dcc074403efe2565078e22

manage.py

@@ -15,7 +15,7 @@
 import os
 import sys
 
-from django.core.management import execute_from_command_line  # noqa
+from django.core.management import execute_from_command_line
 
 if __name__ == "__main__":
     os.environ.setdefault("DJANGO_SETTINGS_MODULE",

tools/install_venv.py

@@ -20,7 +20,7 @@
 import os
 import sys
 
-import install_venv_common as install_venv  # noqa
+import install_venv_common as install_venv
 
 
 def print_help(venv, root):

tox.ini

@@ -60,25 +60,3 @@ commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasen
 exclude = .venv,.git,.tox,dist,*lib/python*,*egg,build,panel_template,dash_template,local_settings.py,*/local/*,*/test/test_plugins/*,.ropeproject,node_modules
 max-complexity = 20
 
-[hacking]
-import_exceptions = collections.defaultdict,
-                    django.conf.settings,
-                    django.conf.urls.include,
-                    django.conf.urls.patterns,
-                    django.conf.urls.url,
-                    django.core.urlresolvers.reverse,
-                    django.core.urlresolvers.reverse_lazy,
-                    django.template.loader.render_to_string,
-                    django.test.utils.override_settings,
-                    django.utils.datastructures.SortedDict,
-                    django.utils.encoding.force_text,
-                    django.utils.html.conditional_escape,
-                    django.utils.html.escape,
-                    django.utils.http.urlencode,
-                    django.utils.safestring.mark_safe,
-                    django.utils.translation.npgettext_lazy,
-                    django.utils.translation.pgettext_lazy,
-                    django.utils.translation.ugettext_lazy,
-                    django.utils.translation.ungettext_lazy,
-                    operator.attrgetter,
-                    StringIO.StringIO

zaqar_ui/api/__init__.py

@@ -27,4 +27,4 @@ shouldn't need to understand the finer details of APIs for
 Keystone/Nova/Glance/Swift et. al.
 """
 
-from zaqar_ui.api import zaqar  # noqa
+from zaqar_ui.api import zaqar  # noqa: F401

zaqar_ui/api/rest/__init__.py

@@ -21,4 +21,4 @@ in https://wiki.openstack.org/wiki/APIChangeGuidelines.
 """
 
 # import REST API modules here
-from zaqar_ui.api.rest import zaqar  # noqa
+from zaqar_ui.api.rest import zaqar  # noqa: F401

zaqar_ui/content/queues/__init__.py

@@ -13,4 +13,4 @@
 # limitations under the License.
 
 # Register the REST API URLs so they can be called from the JavaScript files
-import zaqar_ui.api.rest  # noqa
+import zaqar_ui.api.rest  # noqa: F401

zaqar_ui/test/settings.py

@@ -11,8 +11,8 @@
 # limitations under the License.
 
 # Default to Horizons test settings to avoid any missing keys
-from horizon.test.settings import *  # noqa
-from openstack_dashboard.test.settings import *  # noqa
+from horizon.test.settings import *  # noqa: F403,H303
+from openstack_dashboard.test.settings import *  # noqa: F403,H303
 
 # pop these keys to avoid log warnings about deprecation
 # update_dashboards will populate them anyway