Fix PEP8 issues .

Fix some pep8 issues in
       modified:   doc/source/conf.py
       modified:   tests/api/v1/test_list_resources.py
       modified:   tests/collector/test_dispatcher.py
       modified:   tests/compute/test_notifications.py
make the code looks pretty.

Change-Id: I50c167b457b18f3789a3f8d470faa2754a77b604

doc/source/conf.py

@@ -3,7 +3,8 @@
 # Ceilometer documentation build configuration file, created by
 # sphinx-quickstart on Wed Jun 27 11:36:22 2012.
 #
-# This file is execfile()d with the current directory set to its containing dir.
+# This file is execfile()d with the current directory set to its containing
+# dir.
 #
 # Note that not all possible configuration values are present in this
 # autogenerated file.
@@ -11,20 +12,21 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-import sys, os
+import os
+import sys
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #sys.path.insert(0, os.path.abspath('.'))
 
-# -- General configuration -----------------------------------------------------
+# -- General configuration ----------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
 #needs_sphinx = '1.0'
 
-# Add any Sphinx extension module names here, as strings. They can be extensions
+# Add any Sphinx extension module names here, as strings. They can be
-# coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
+# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = ['sphinx.ext.autodoc',
               'sphinx.ext.todo',
               'sphinxcontrib.autohttp.flask',
@@ -71,7 +73,8 @@ release = '0.0'
 # directories to ignore when looking for source files.
 exclude_patterns = []
 
-# The reST default role (used for this markup: `text`) to use for all documents.
+# The reST default role (used for this markup: `text`) to use for all documents
+# .
 #default_role = None
 
 # If true, '()' will be appended to :func: etc. cross-reference text.
@@ -92,7 +95,7 @@ pygments_style = 'sphinx'
 #modindex_common_prefix = []
 
 
-# -- Options for HTML output ---------------------------------------------------
+# -- Options for HTML output --------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
@@ -172,7 +175,7 @@ html_static_path = ['_static']
 htmlhelp_basename = 'Ceilometerdoc'
 
 
-# -- Options for LaTeX output --------------------------------------------------
+# -- Options for LaTeX output -------------------------------------------------
 
 latex_elements = {
 # The paper size ('letterpaper' or 'a4paper').
@@ -186,7 +189,8 @@ latex_elements = {
 }
 
 # Grouping the document tree into LaTeX files. List of tuples
-# (source start file, target name, title, author, documentclass [howto/manual]).
+# (source start file, target name, title, author, documentclass [howto/manual])
+# .
 latex_documents = [
     ('index', 'Ceilometer.tex', u'Ceilometer Documentation',
     u'OpenStack, LLC', 'manual'),
@@ -213,7 +217,7 @@ latex_documents = [
 #latex_domain_indices = True
 
 
-# -- Options for manual page output --------------------------------------------
+# -- Options for manual page output -------------------------------------------
 
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
@@ -226,7 +230,7 @@ man_pages = [
 #man_show_urls = False
 
 
-# -- Options for Texinfo output ------------------------------------------------
+# -- Options for Texinfo output -----------------------------------------------
 
 # Grouping the document tree into Texinfo files. List of tuples
 # (source start file, target name, title, author,

tests/api/v1/test_list_resources.py

@@ -189,4 +189,3 @@ class TestListResources(tests_api.TestBase):
         data = self.get('/projects/project-id/resources')
         ids = [r['resource_id'] for r in data['resources']]
         self.assertEquals(['resource-id'], ids)
-

tests/compute/test_notifications.py

@@ -167,7 +167,8 @@ INSTANCE_EXISTS = {
 
 class TestNotifications(unittest.TestCase):
     def test_process_notification(self):
-        info = notifications.Instance.process_notification(INSTANCE_CREATE_END)[0]
+        info = notifications.Instance.process_notification(
+                INSTANCE_CREATE_END)[0]
 
         for name, actual, expected in [
             ('counter_name', info.name, 'instance'),