Use hacking instead of flake8/pep8

Change-Id: I77afe69bb9b90aa85e3e8e688c9fa6835e4166af

monasca_notification/processors/__init__.py

@@ -1,14 +0,0 @@
-# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.

test-requirements.txt

@@ -1,5 +1,4 @@
-flake8
+hacking>=0.9.2,<0.10
 pyflakes
-pep8
 nose
 mock>=1.0.1

tox.ini

@@ -21,5 +21,12 @@ downloadcache = ~/cache/pip
 
 [flake8]
 max-line-length = 120
-ignore = F821
+# TODO: ignored checks should be enabled in the future 
+# H201  no 'except:' at least use 'except Exception:'
+# H302  import only modules
+# H305  imports not grouped correctly
+# H307  like imports should be grouped together
+# H405  multi line docstring summary not separated with an empty line
+# H904  Wrap long lines in parentheses instead of a backslash
+ignore = F821,H201,H302,H305,H307,H405,H904
 exclude=.venv,.git,.tox,dist,*openstack/common*,*egg,build