Cleanup python 2.7 support

* Remove six usage
* Remove python 2.7 stanza from setup.py
* Update supported python versions in setup.cfg
* Remove i18n related sections in setup.cfg
  as tempest-horizon has no translation support
* Remove unused requirements (oslo_log and babel) from requirements.txt

Change-Id: Ifd530546bfb5ae25e01e72a0e3c02f963d9d04d2

requirements.txt

@@ -3,8 +3,5 @@
 # process, which may cause wedges in the gate later.
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
-Babel!=2.4.0,>=2.3.4 # BSD
 oslo.config>=4.6.0 # Apache-2.0
-oslo.log>=3.30.0 # Apache-2.0
-six>=1.10.0 # MIT
 tempest>=17.1.0 # Apache-2.0

setup.cfg

@@ -5,7 +5,7 @@ description-file =
     README.rst
 author = OpenStack
 author-email = openstack-discuss@lists.openstack.org
-home-page = http://www.openstack.org/
+home-page = https://opendev.org/openstack/tempest-horizon
 classifier =
     Environment :: OpenStack
     Intended Audience :: Information Technology
@@ -13,29 +13,14 @@ classifier =
     License :: OSI Approved :: Apache Software License
     Operating System :: POSIX :: Linux
     Programming Language :: Python
-    Programming Language :: Python :: 2
-    Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.3
-    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
 
 [files]
 packages =
     tempest_horizon
+
 [entry_points]
 tempest.test_plugins =
     horizon = tempest_horizon.plugin:HorizonTempestPlugin
-
-[compile_catalog]
-directory = tempest_horizon/locale
-domain = tempest_horizon
-
-[update_catalog]
-domain = tempest_horizon
-output_dir = tempest_horizon/locale
-input_file = tempest_horizon/locale/tempest_horizon.pot
-
-[extract_messages]
-keywords = _ gettext ngettext l_ lazy_gettext
-mapping_file = babel.cfg
-output_file = tempest_horizon/locale/tempest_horizon.pot

setup.py

@@ -13,17 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# THIS FILE IS MANAGED BY THE GLOBAL REQUIREMENTS REPO - DO NOT EDIT
 import setuptools
 
-# In python < 2.7.4, a lazy loading of package `pbr` will break
-# setuptools if some other modules registered functions in `atexit`.
-# solution from: http://bugs.python.org/issue15881#msg170215
-try:
-    import multiprocessing  # noqa
-except ImportError:
-    pass
-
 setuptools.setup(
     setup_requires=['pbr>=2.0.0'],
     pbr=True)

tempest_horizon/tests/scenario/test_dashboard_basic_ops.py

@@ -12,9 +12,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from six.moves import html_parser as HTMLParser
-from six.moves.urllib import parse
-from six.moves.urllib import request
+import html.parser
+from urllib import parse
+from urllib import request
 
 from tempest import config
 from tempest.lib import decorators
@@ -25,7 +25,7 @@ import ssl
 CONF = config.CONF
 
 
-class HorizonHTMLParser(HTMLParser.HTMLParser):
+class HorizonHTMLParser(html.parser.HTMLParser):
     csrf_token = None
     region = None
     login = None