Fix(linting): Make Armada pep8 compliant

This patch set makes Armada pep8 compliant. Note the hapi/** is
autogenerated and therefore should be excluded from linting.

Change-Id: I123eefb543f9bd9cf0bc6bd98ed95646d8d72cc3

armada/__init__.py

@@ -12,10 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__all__ = ['__version__']
-
 import pbr.version
 
+__all__ = ['__version__']
+
 version_info = pbr.version.VersionInfo('armada')
 try:
     __version__ = version_info.version_string()

armada/api/armada_controller.py

@@ -22,6 +22,7 @@ from armada.handlers.armada import Armada
 
 LOG = logging.getLogger(__name__)
 
+
 class Apply(api.BaseResource):
     '''
     apply armada endpoint service

armada/cli/apply.py

@@ -16,6 +16,7 @@ from cliff import command as cmd
 
 from armada.handlers.armada import Armada
 
+
 def applyCharts(args):
 
     armada = Armada(open(args.file).read(),
@@ -30,6 +31,7 @@ def applyCharts(args):
                     args.debug_logging)
     armada.sync()
 
+
 class ApplyChartsCommand(cmd.Command):
     def get_parser(self, prog_name):
         parser = super(ApplyChartsCommand, self).get_parser(prog_name)

armada/cli/tiller.py

@@ -23,6 +23,7 @@ LOG = logging.getLogger(__name__)
 
 CONF = cfg.CONF
 
+
 def tillerServer(args):
 
     tiller = Tiller()
@@ -37,6 +38,7 @@ def tillerServer(args):
             LOG.info("Release: %s ( namespace= %s )", release.name,
                      release.namespace)
 
+
 class TillerServerCommand(cmd.Command):
     def get_parser(self, prog_name):
         parser = super(TillerServerCommand, self).get_parser(prog_name)

armada/cli/validate.py

@@ -25,6 +25,7 @@ LOG = logging.getLogger(__name__)
 
 CONF = cfg.CONF
 
+
 def validateYaml(args):
     documents = yaml.safe_load_all(open(args.file).read())
     manifest_obj = Manifest(documents).get_manifest()
@@ -37,6 +38,7 @@ def validateYaml(args):
     except Exception:
         raise Exception('Failed to validate: %s', args.file)
 
+
 class ValidateYamlCommand(cmd.Command):
     def get_parser(self, prog_name):
         parser = super(ValidateYamlCommand, self).get_parser(prog_name)

armada/conf/__init__.py

@@ -24,5 +24,6 @@ CONF = cfg.CONF
 if (os.path.exists('etc/armada/armada.conf')):
     CONF(['--config-file', 'etc/armada/armada.conf'])
 
+
 def set_app_default_configs():
     default.register_opts(CONF)

armada/conf/default.py

@@ -68,8 +68,10 @@ The Keystone project domain name used for authentication.
         help=utils.fmt('IDs of approved API access roles.'))
 ]
 
+
 def register_opts(conf):
     conf.register_opts(default_options)
 
+
 def list_opts():
     return {'DEFAULT': default_options}

armada/exceptions/api_exceptions.py

@@ -14,6 +14,7 @@
 
 import base_exception as base
 
+
 class ApiException(base.ArmadaBaseException):
     '''Base class for API exceptions and error handling.'''
 

armada/exceptions/armada_exceptions.py

@@ -14,11 +14,13 @@
 
 import base_exception
 
+
 class ArmadaException(base_exception.ArmadaBaseException):
     '''Base class for Armada handler exception and error handling.'''
 
     message = 'An unknown Armada handler error occured.'
 
+
 class KnownReleasesException(ArmadaException):
     '''Exception that occurs when no known releases are found'''
 

armada/exceptions/chartbuilder_exceptions.py

@@ -14,11 +14,13 @@
 
 import base_exception
 
+
 class ChartBuilderException(base_exception.ArmadaBaseException):
     '''Base class for the Chartbuilder handler exception and error handling.'''
 
     message = 'An unknown Armada handler error occured.'
 
+
 class DependencyException(ChartBuilderException):
     '''Exception that occurs when dependencies cannot be resolved.'''
 
@@ -29,6 +31,7 @@ class DependencyException(ChartBuilderException):
 
         super(DependencyException, self).__init__(self._message)
 
+
 class HelmChartBuildException(ChartBuilderException):
     '''Exception that occurs when Helm Chart fails to build.'''
 
@@ -39,17 +42,20 @@ class HelmChartBuildException(ChartBuilderException):
 
         super(HelmChartBuildException, self).__init__(self._message)
 
+
 class IgnoredFilesLoadException(ChartBuilderException):
     '''Exception that occurs when there is an error loading ignored files.'''
 
     message = 'An error occured while loading the ignored files in \
               .helmignore'
 
+
 class MetadataLoadException(ChartBuilderException):
     ''' Exception that occurs when metadata loading fails.'''
 
     message = 'Failed to load metadata from chart yaml file'
 
+
 class UnknownChartSourceException(ChartBuilderException):
     '''Exception for unknown chart source type.'''
 

armada/exceptions/lint_exceptions.py

@@ -14,31 +14,37 @@
 
 import base_exception
 
+
 class LintException(base_exception.ArmadaBaseException):
     '''Base class for linting exceptions and errors.'''
 
     message = 'An unknown linting error occured.'
 
+
 class InvalidManifestException(LintException):
     '''Exception for invalid manifests.'''
 
     message = 'Armada manifest invalid.'
 
+
 class InvalidChartNameException(LintException):
     '''Exception that occurs when an invalid filename is encountered.'''
 
     message = 'Chart name must be a string,'
 
+
 class InvalidChartDefinitionException(LintException):
     '''Exception when invalid chart definition is encountered.'''
 
     message = 'Invalid chart definition.Chart definition must be array.'
 
+
 class InvalidReleaseException(LintException):
     '''Exception that occurs when a release is invalid.'''
 
     message = 'Release needs to be a string.'
 
+
 class InvalidArmadaObjectException(LintException):
     '''Exception that occurs when an Armada object is not declared.'''
 

armada/exceptions/source_exceptions.py

@@ -14,11 +14,13 @@
 
 import base_exception
 
+
 class SourceException(base_exception.ArmadaBaseException):
     '''Base class for Git exceptions and error handling.'''
 
     message = 'An unknown error occured while accessing a chart source'
 
+
 class GitLocationException(SourceException):
     '''Exception that occurs when an error occurs cloning a Git repository.'''
 
@@ -28,6 +30,7 @@ class GitLocationException(SourceException):
 
         super(GitLocationException, self).__init__(self._message)
 
+
 class SourceCleanupException(SourceException):
     '''Exception that occurs for an invalid dir.'''
 
@@ -37,6 +40,7 @@ class SourceCleanupException(SourceException):
 
         super(SourceCleanupException, self).__init__(self._message)
 
+
 class TarballDownloadException(SourceException):
     '''Exception that occurs when the tarball cannot be downloaded
         from the provided URL
@@ -48,6 +52,7 @@ class TarballDownloadException(SourceException):
 
         super(TarballDownloadException, self).__init__(self._message)
 
+
 class TarballExtractException(SourceException):
     '''Exception that occurs when extracting the tarball fails'''
 
@@ -57,6 +62,7 @@ class TarballExtractException(SourceException):
 
         super(TarballExtractException, self).__init__(self._message)
 
+
 class InvalidPathException(SourceException):
     '''Exception that occurs when a nonexistant path is accessed'''
 

armada/exceptions/tiller_exceptions.py

@@ -14,16 +14,19 @@
 
 from base_exception import ArmadaBaseException as ex
 
+
 class TillerException(ex):
     '''Base class for Tiller exceptions and error handling.'''
 
     message = 'An unknown Tiller error occured.'
 
+
 class TillerServicesUnavailableException(TillerException):
     '''Exception for tiller services unavailable.'''
 
     message = 'Tiller services unavailable.'
 
+
 class ChartCleanupException(TillerException):
     '''Exception that occures during chart cleanup.'''
 
@@ -32,11 +35,13 @@ class ChartCleanupException(TillerException):
             chart_name)
         super(ChartCleanupException, self).__init__(message)
 
+
 class ListChartsException(TillerException):
     '''Exception that occurs when listing charts'''
 
     message = 'There was an error listing the helm chart releases.'
 
+
 class PostUpdateJobDeleteException(TillerException):
     '''Exception that occurs when a job deletion'''
 
@@ -47,6 +52,7 @@ class PostUpdateJobDeleteException(TillerException):
 
         super(PostUpdateJobDeleteException, self).__init__(message)
 
+
 class PostUpdateJobCreateException(TillerException):
     '''Exception that occurs when a job creation fails.'''
 
@@ -57,6 +63,7 @@ class PostUpdateJobCreateException(TillerException):
 
         super(PostUpdateJobCreateException, self).__init__(message)
 
+
 class PreUpdateJobDeleteException(TillerException):
     '''Exception that occurs when a job deletion'''
 
@@ -67,6 +74,7 @@ class PreUpdateJobDeleteException(TillerException):
 
         super(PreUpdateJobDeleteException, self).__init__(message)
 
+
 class PreUpdateJobCreateException(TillerException):
     '''Exception that occurs when a job creation fails.'''
 
@@ -77,6 +85,7 @@ class PreUpdateJobCreateException(TillerException):
 
         super(PreUpdateJobCreateException, self).__init__(message)
 
+
 class ReleaseException(TillerException):
     '''Exception that occurs when a release fails to install.'''
 
@@ -87,11 +96,13 @@ class ReleaseException(TillerException):
 
         super(ReleaseException, self).__init__(message)
 
+
 class ChannelException(TillerException):
     '''Exception that occurs during a failed GRPC channel creation'''
 
     message = 'Failed to create GRPC channel.'
 
+
 class GetReleaseStatusException(TillerException):
     '''Exception that occurs during a failed Release Testing'''
 
@@ -101,6 +112,7 @@ class GetReleaseStatusException(TillerException):
 
         super(GetReleaseStatusException, self).__init__(message)
 
+
 class GetReleaseContentException(TillerException):
     '''Exception that occurs during a failed Release Testing'''
 
@@ -110,6 +122,7 @@ class GetReleaseContentException(TillerException):
 
         super(GetReleaseContentException, self).__init__(message)
 
+
 class TillerVersionException(TillerException):
     '''Exception that occurs during a failed Release Testing'''
 

armada/handlers/chartbuilder.py

@@ -80,7 +80,7 @@ class ChartBuilder(object):
             if os.path.exists(os.path.join(self.source_directory,
                                            '.helmignore')):
                 with open(os.path.join(self.source_directory,
-                          '.helmignore')) as f:
+                                       '.helmignore')) as f:
                     ignored_files = f.readlines()
             return [filename.strip() for filename in ignored_files]
         except Exception:
@@ -94,8 +94,8 @@ class ChartBuilder(object):
          false otherwise
         '''
         for ignored_file in self.ignored_files:
-            if (ignored_file.startswith('*')
-                    and filename.endswith(ignored_file.strip('*'))):
+            if (ignored_file.startswith('*') and
+                    filename.endswith(ignored_file.strip('*'))):
                 return True
             elif ignored_file == filename:
                 return True

armada/handlers/k8s.py

@@ -168,8 +168,8 @@ class K8s(object):
                 new_pod_name = event_name
             elif new_pod_name:
                 for condition in pod_conditions:
-                    if (condition.type == 'Ready'
-                            and condition.status == 'True'):
+                    if (condition.type == 'Ready' and
+                            condition.status == 'True'):
                         LOG.info('New pod %s deployed', new_pod_name)
 
                         w.stop()

armada/handlers/manifest.py

@@ -14,6 +14,7 @@
 
 from ..const import DOCUMENT_CHART, DOCUMENT_GROUP, DOCUMENT_MANIFEST
 
+
 class Manifest(object):
     def __init__(self, documents):
         self.config = None

armada/shell.py

@@ -23,6 +23,7 @@ import armada
 
 CONF = cfg.CONF
 
+
 class ArmadaApp(app.App):
     def __init__(self, **kwargs):
         super(ArmadaApp, self).__init__(
@@ -42,6 +43,7 @@ class ArmadaApp(app.App):
         log.set_defaults(default_log_levels=CONF.default_log_levels)
         log.setup(CONF, 'armada')
 
+
 def main(argv=None):
     if argv is None:
         argv = sys.argv[1:]

armada/tests/unit/api/test_api.py

@@ -64,7 +64,8 @@ class TestAPI(APITestCase):
         # Mock tiller status value
         mock_tiller.tiller_status.return_value = 'Active'
 
-        doc = {u'message': u'Tiller Server is Active'}
+        # FIXME(lamt) This variable is unused.  Uncomment when it is.
+        # doc = {u'message': u'Tiller Server is Active'}
 
         result = self.simulate_get('/v1.0/status')
 
@@ -85,7 +86,8 @@ class TestAPI(APITestCase):
         # Mock tiller status value
         mock_tiller.list_releases.return_value = None
 
-        doc = {u'releases': {}}
+        # FIXME(lamt) This variable is unused. Uncomment when it is.
+        # doc = {u'releases': {}}
 
         result = self.simulate_get('/v1.0/releases')
 

armada/tests/unit/utils/test_lint.py

@@ -18,6 +18,7 @@ import os
 
 from armada.utils import lint
 
+
 class LintTestCase(unittest.TestCase):
 
     def setUp(self):

armada/tests/unit/utils/test_release.py

@@ -16,6 +16,7 @@ import unittest
 
 from armada.utils import release as rel
 
+
 class ReleaseTestCase(unittest.TestCase):
 
     def test_release_prefix_pass(self):

armada/tests/unit/utils/test_source.py

@@ -19,6 +19,7 @@ from armada.exceptions import source_exceptions
 
 from armada.utils import source
 
+
 class GitTestCase(unittest.TestCase):
 
     SOURCE_UTILS_LOCATION = 'armada.utils.source'

armada/utils/release.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+
 def release_prefix(prefix, chart):
     '''
     how to attach prefix to chart

armada/utils/source.py

@@ -24,6 +24,7 @@ from git import Git
 
 from ..exceptions import source_exceptions
 
+
 def git_clone(repo_url, branch='master'):
     '''
     :params repo_url - URL of git repo to clone
@@ -47,10 +48,12 @@ def git_clone(repo_url, branch='master'):
 
     return _tmp_dir
 
+
 def get_tarball(tarball_url):
     tarball_path = download_tarball(tarball_url)
     return extract_tarball(tarball_path)
 
+
 def download_tarball(tarball_url):
     '''
     Downloads a tarball to /tmp and returns the path
@@ -64,6 +67,7 @@ def download_tarball(tarball_url):
         raise source_exceptions.TarballDownloadException(tarball_url)
     return tarball_filename
 
+
 def extract_tarball(tarball_path):
     '''
     Extracts a tarball to /tmp and returns the path
@@ -80,6 +84,7 @@ def extract_tarball(tarball_path):
         raise source_exceptions.TarballExtractException(tarball_path)
     return _tmp_dir
 
+
 def source_cleanup(target_dir):
     '''
     Clean up source

armada/version.py

@@ -12,10 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__all__ = ['__version__']
-
 import pbr.version
 
+__all__ = ['__version__']
+
 version_info = pbr.version.VersionInfo('armada')
 try:
     __version__ = version_info.version_string()

tox.ini

@@ -42,5 +42,5 @@ commands =
 
 [flake8]
 filename= *.py
-ignore = W503,E302
+ignore =
 exclude= .git, .idea, .tox, *.egg-info, *.eggs, bin, dist, hapi