Enable pep8 tox env

Fix a long line in doc/source/conf.py
Add *.egg-info which is created when virtualenv is setup

Change-Id: I3fb00e744b2d192870b5d1ea192a6091f7f0a7d8

.gitignore

@@ -1,4 +1,5 @@
 /doc/build/
+/openstacki18n.egg-info/
 
 *.mo
 

doc/source/conf.py

@@ -70,7 +70,8 @@ release = '1.0.0'
 
 # A few variables have to be set for the log-a-bug feature.
 #   giturl: The location of conf.py on Git. Must be set manually.
-#   gitsha: The SHA checksum of the bug description. Automatically extracted from git log.
+#   gitsha: The SHA checksum of the bug description.
+#           Automatically extracted from git log.
 #   bug_tag: Tag for categorizing the bug. Must be set manually.
 # These variables are passed to the logabug code via html_context.
 giturl = u'http://git.openstack.org/cgit/openstack/i18n/tree/doc/source'

test-requirements.txt

@@ -2,5 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
+hacking>=0.10.2,<0.11  # Apache-2.0
+
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0

tox.ini

@@ -1,10 +1,10 @@
 [tox]
 minversion = 1.6
-envlist = docs
+envlist = docs,pep8
 skipsdist = True
 
 [testenv]
-basepython = python2
+usedevelop = True
 setenv = VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/test-requirements.txt
 
@@ -12,4 +12,12 @@ deps = -r{toxinidir}/test-requirements.txt
 commands = {posargs}
 
 [testenv:docs]
+basepython = python2
 commands = sphinx-build -W -b html doc/source doc/build/html
+
+[testenv:pep8]
+deps =
+  {[testenv]deps}
+commands =
+  flake8
+  # sh ./tools/coding-checks.sh --pylint '{posargs}'