Cleanup py27 support

This repo is now testing only with Python 3, so let's make
a few cleanups:
- Remove python 2.7 stanza from setup.py
- Remove obsolete sections from setup.cfg
- Update classifiers
- Switch to using sphinx-build, switch to use
  openstackdocstheme and update requirements

Change-Id: I67ba5ceb1728ee16b866ecf1b71cbf545a01b7d9

README.rst

@@ -75,6 +75,7 @@ Run all tests::
 Run specific test::
 
     $ run-tempest-stress -t ./tempest_stress/etc/server-create-destroy-test.json -d 30
+
 This sample test tries to create a few VMs and kill a few VMs.
 
 For more information please refer run-tempest-stress CLI help::

doc/source/conf.py

@@ -23,7 +23,7 @@ sys.path.insert(0, os.path.abspath('../..'))
 extensions = [
     'sphinx.ext.autodoc',
     #'sphinx.ext.intersphinx',
-    'oslosphinx'
+    'openstackdocstheme'
 ]
 
 # autodoc generation is a bit aggressive and a nuisance when doing heavy
@@ -50,12 +50,19 @@ add_module_names = True
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = 'sphinx'
 
+# openstackdocstheme options
+repository_name = 'openstack/tempest-stress'
+bug_project = 'tempest'
+bug_tag = 'doc'
+
 # -- Options for HTML output --------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  Major themes that come with
 # Sphinx are currently 'default' and 'sphinxdoc'.
 # html_theme_path = ["."]
 # html_theme = '_theme'
+html_theme = 'openstackdocs'
+
 # html_static_path = ['static']
 
 # Output file base name for HTML help builder.

setup.cfg

@@ -14,6 +14,8 @@ classifier =
     License :: OSI Approved :: Apache Software License
     Operating System :: POSIX :: Linux
     Programming Language :: Python
+    Programming Language :: Python :: Implementation :: CPython
+    Programming Language :: Python :: 3 :: Only
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
@@ -26,15 +28,6 @@ packages =
 console_scripts =
     run-tempest-stress = tempest_stress.cmd.run_stress:main
 
-
-[build_sphinx]
-source-dir = doc/source
-build-dir = doc/build
-all_files = 1
-
-[upload_sphinx]
-upload-dir = doc/build/html
-
 [compile_catalog]
 directory = tempest_stress/locale
 domain = tempest_stress

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'],
     pbr=True)

test-requirements.txt

@@ -7,8 +7,8 @@ hacking>=3.0,<3.1.0 # Apache-2.0
 coverage>=3.6 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
-sphinx!=1.3b1,<1.3,>=1.2.1 # BSD
-oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
+sphinx>=2.0.0 # BSD
+openstackdocstheme>=2.0.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT

tox.ini

@@ -40,7 +40,7 @@ commands =
     coverage xml -o cover/coverage.xml
 
 [testenv:docs]
-commands = python setup.py build_sphinx
+commands = sphinx-build -W -b html doc/source doc/build/html
 
 [testenv:debug]
 commands = oslo_debug_helper {posargs}