[fix] pep8

searx/tests/test_webapp.py

             result.data
         )
         self.assertIn(
-            '<p class="content">first <span class="highlight">test</span> content<br /></p>',
+            '<p class="content">first <span class="highlight">test</span> content<br /></p>',  # noqa
             result.data
         )
 

searx/utils.py

     query = query.decode('utf-8')
     if content.lower().find(query.lower()) > -1:
         query_regex = u'({0})'.format(re.escape(query))
-        content = re.sub(query_regex, '<span class="highlight">\\1</span>', content, flags=re.I | re.U)
+        content = re.sub(query_regex, '<span class="highlight">\\1</span>',
+                         content, flags=re.I | re.U)
     else:
         regex_parts = []
         for chunk in query.split():
             else:
                 regex_parts.append(u'{0}'.format(re.escape(chunk)))
         query_regex = u'({0})'.format('|'.join(regex_parts))
-        content = re.sub(query_regex, '<span class="highlight">\\1</span>', content, flags=re.I | re.U)
+        content = re.sub(query_regex, '<span class="highlight">\\1</span>',
+                         content, flags=re.I | re.U)
 
     return content