...

recipes/prawica_net.recipe

@@ -8,7 +8,6 @@ http://prawica.net
 '''
 
 from calibre.web.feeds.news import BasicNewsRecipe
-import re
 
 class prawica_recipe(BasicNewsRecipe):
     title          = u'prawica.net'
@@ -38,4 +37,4 @@ class prawica_recipe(BasicNewsRecipe):
     remove_tags_after =[(dict(name = 'div', attrs = {'class' : 'field-label-inline-first'}))]
 
     def print_version(self, url):
-        return url.replace('http://prawica.net/', 'http://prawica.net/print/')
+        return url.replace('http://prawica.net/', 'http://prawica.net/print/')

recipes/rybinski.recipe

@@ -6,6 +6,7 @@ __copyright__ = u'2012, Tomasz Dlugosz <tomek3d@gmail.com>'
 rybinski.eu
 '''
 
+from calibre.web.feeds.news import BasicNewsRecipe
 
 class Rybinski(BasicNewsRecipe):
     title          = u'Rybinski.eu - economy of the XXI century'
@@ -15,7 +16,7 @@ class Rybinski(BasicNewsRecipe):
     oldest_article = 7
     max_articles_per_feed = 100
     no_stylesheets = True
-    
+
     feeds          = [(u'wpisy', u'http://www.rybinski.eu/?feed=rss2&lang=pl')]
 
     keep_only_tags = [dict(name='div', attrs={'class':'post'})]

src/calibre/gui2/store/stores/publio_plugin.py

@@ -6,7 +6,6 @@ __license__ = 'GPL 3'
 __copyright__ = '2012, Tomasz Długosz <tomek3d@gmail.com>'
 __docformat__ = 'restructuredtext en'
 
-import re
 import urllib
 from contextlib import closing
 
@@ -66,7 +65,7 @@ class PublioStore(BasicStoreConfig, StorePlugin):
                     counter -= 1
 
                     s = SearchResult()
-                    s.cover_url = 'http://www.publio.pl' + cover_url 
+                    s.cover_url = 'http://www.publio.pl' + cover_url
                     s.title = title.strip()
                     s.author = author.strip()
                     s.price = price.strip()