simplify and factorize code, remove dead code, follow conventions, use new-style classes

weboob/backends/fourchan/backend.py

@@ -34,7 +34,7 @@ class FourChanBackend(BaseBackend, ICapMessages):
     EMAIL = 'romain@weboob.org'
     VERSION = '0.5'
     LICENSE = 'GPLv3'
-    DESCRIPTION = "4chan website"
+    DESCRIPTION = '4chan website'
     CONFIG = ValuesDict(Value('boards', label='Boards to fetch'))
     STORAGE = {'boards': {}}
     BROWSER = FourChan

weboob/backends/fourchan/browser.py

@@ -15,26 +15,27 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
+
 from weboob.tools.browser import BaseBrowser
 
 from .pages.board import BoardPage
 
+
 class FourChan(BaseBrowser):
     DOMAIN = 'boards.4chan.org'
-    PAGES = {'http://boards.4chan.org/\w+/': BoardPage,
-             'http://boards.4chan.org/\w+/res/\d+': BoardPage,
-            }
+    PAGES = {
+        'http://boards.4chan.org/\w+/': BoardPage,
+        'http://boards.4chan.org/\w+/res/\d+': BoardPage,
+        }
 
     def is_logged(self):
         return True
 
     def get_threads(self, board):
         self.location('http://boards.4chan.org/%s/' % board)
-
         return self.page.articles
 
     def get_thread(self, board, id):
         self.location('http://boards.4chan.org/%s/res/%d' % (board, long(id)))
-
         assert len(self.page.articles) == 1
         return self.page.articles[0]

weboob/backends/fourchan/pages/board.py

@@ -15,12 +15,17 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
-from datetime import datetime
 
 import re
 
+from datetime import datetime
+
 from weboob.tools.browser import BasePage
 
+
+__all__ = ['BoardPage']
+
+
 class Message(object):
     def __init__(self, browser, board, id, filename=u'', url=u''):
         self.id = id
@@ -42,6 +47,7 @@ class Message(object):
     def __repr__(self):
         return '<Message id=%s filename=%s url=%s comments=%d>' % (self.id, self.filename, self.url, len(self.comments))
 
+
 class BoardPage(BasePage):
     URL_REGEXP = re.compile('http://boards.4chan.org/(\w+)/')