diff --git a/colab/proxy/trac/data_api.py b/colab/proxy/trac/data_api.py
index 8a39c58..82c55e0 100644
--- a/colab/proxy/trac/data_api.py
+++ b/colab/proxy/trac/data_api.py
@@ -15,7 +15,7 @@ class TracDataAPI(ProxyDataAPI):
         self.fetch_data_attachment(cursor)
         self.fetch_data_ticket(cursor)
         self.fetch_data_revision(cursor)
-               
+
     def fetch_data_attachment(self, cursor):
         attachment = Attachment()
         cursor.execute(''' SELECT * from attachment; ''')
@@ -32,7 +32,7 @@ class TracDataAPI(ProxyDataAPI):
                 + "/" + attachment.filename
             local_time = line['time']/1000000
             attachment.modified = time.strftime('%Y-%m-%d %H:%M:%S',
-                                               time.localtime(local_time))
+                                                time.localtime(local_time))
             if match("\.(\w+)$", attachment.filename):
                 attachment.mimetype = attachment.filename.lower()
             attachment.save()
@@ -52,7 +52,7 @@ class TracDataAPI(ProxyDataAPI):
             revision.created = time.strftime('%Y-%m-%d %H:%M:%S',
                                              time.localtime(local_time))
             revision.repository_name = repository_dict[line['value']]
-    
+
     def fetch_data_ticket(self, cursor):
         ticket = Ticket()
         collaborators = []
@@ -74,13 +74,12 @@ class TracDataAPI(ProxyDataAPI):
             ticket.author = ticket.reporter
             local_time = line['time']/1000000
             ticket.created = time.strftime('%Y-%m-%d %H:%M:%S',
-                                             time.localtime(local_time))
+                                           time.localtime(local_time))
             ticket.modified = str(timezone.now())
             ticket.modified_by = ticket.author
             if line['report'] not in collaborators:
-                   collaborators.append(line['report'])
+                collaborators.append(line['report'])
             ticket.collaborators = collaborators
-            
 
     def fetch_data_wiki(self, cursor):
         wiki = Wiki()
diff --git a/colab/proxy/trac/models.py b/colab/proxy/trac/models.py
index 6b3f31c..4301ab0 100644
--- a/colab/proxy/trac/models.py
+++ b/colab/proxy/trac/models.py
@@ -60,7 +60,7 @@ class Revision(models.Model, HitCounterModelMixin):
     repository_name = models.TextField(blank=True)
     created = models.DateTimeField(blank=True, null=True)
     modified = models.DateTimeField(blank=True, null=True)
- 
+
     @property
     def title(self):
         return u'{} [{}]'.format(self.repository_name, self.rev)
@@ -99,17 +99,17 @@ class Ticket(models.Model, HitCounterModelMixin):
     created = models.DateTimeField(blank=True, null=True)
     modified = models.DateTimeField(blank=True, null=True)
     modified_by = models.TextField(blank=True)
-    
+
     @property
     def title(self):
-       return u'#{} - {}'.format(self.id, self.summary) 
-    
+        return u'#{} - {}'.format(self.id, self.summary)
+
     @property
     def description(self):
         return u'{}\n{}\n{}\n{}\n{}\n{}\n{}'.format(
             self.description, self.milestone, self.component, self.severity,
             self.reporter, self.keywords, self.collaborators
-        ) 
+        )
 
     class Meta:
         verbose_name = _('Attachment')
@@ -143,7 +143,7 @@ class Wiki(Collaboration, HitCounterModelMixin):
 
     @property
     def description(self):
-        return u'{}\n{}'.format(self.wiki_text, self.collaborators)        
+        return u'{}\n{}'.format(self.wiki_text, self.collaborators)
 
     class Meta:
         verbose_name = _('Attachment')
--
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