Drop py27 support

Change-Id: I4f1a8941a8a3cdf6331aec7a6b8058fbeeb076b6

.zuul.yaml

@@ -1,6 +1,5 @@
 - project:
     templates:
-      - openstack-python-jobs
       - openstack-python3-ussuri-jobs
       - docs-on-readthedocs
     vars:

setup.cfg

@@ -13,9 +13,8 @@ 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 :: Only
     Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
 
@@ -28,9 +27,3 @@ console_scripts =
     ovb-deploy = openstack_virtual_baremetal.deploy:main
     ovb-build-nodes-json = openstack_virtual_baremetal.build_nodes_json:main
     openstackbmc = openstack_virtual_baremetal.openstackbmc:main
-
-
-[build_sphinx]
-all_files = 1
-build-dir = doc/build
-source-dir = doc/source

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>=1.8'],
     pbr=True)

tox.ini

@@ -1,7 +1,7 @@
 [tox]
-minversion = 3.1
+minversion = 3.2.0
 skipsdist = True
-envlist = py27,py37,pep8
+envlist = py37,py38,pep8
 ignore_basepython_conflict = True
 
 [testenv]
@@ -41,7 +41,7 @@ commands =
     coverage xml -o cover/coverage.xml
 
 [testenv:genconfig]
-commands = python bin/environment-generator.py sample-env-generator --index doc/source/deploy/environment-index.rst
+commands = python3 bin/environment-generator.py sample-env-generator --index doc/source/deploy/environment-index.rst
 
 [flake8]
 ignore = H803,W504