--- a/apps/profile/views.py
+++ b/apps/profile/views.py
@@ -9,8 +9,8 @@
 from agora.apps.bundle.models import Bundle
 from agora.apps.snippet.models import Snippet
 from agora.apps.profile.models import Profile
+from agora.middleware.http import Http403
 
-from agora.middleware.http import Http403
 
 def getprofile(user):
     u = get_object_or_404(User, username=user)

--- a/apps/snippet/models.py
+++ b/apps/snippet/models.py
@@ -1,13 +1,15 @@
 import datetime
 import difflib
 import random
-import agora.apps.mptt as mptt
+
 from django.db import models
 from django.db.models import permalink
 from django.utils.translation import ugettext_lazy as _
-from agora.apps.snippet.highlight import LEXER_DEFAULT, pygmentize
 from django.contrib.auth.models import User
 
+from agora.apps.snippet.highlight import LEXER_DEFAULT, LEXER_LIST, pygmentize
+import agora.apps.mptt as mptt
+
 
 t = 'abcdefghijkmnopqrstuvwwxyzABCDEFGHIJKLOMNOPQRSTUVWXYZ1234567890'
 def generate_secret_id(length=4):

--- a/apps/snippet/views.py
+++ b/apps/snippet/views.py
@@ -1,3 +1,5 @@
+import difflib
+
 from django.shortcuts import render_to_response, \
      get_object_or_404, get_list_or_404
 from django.template.context \
@@ -8,13 +10,14 @@
 from django.conf import settings
 from django.core.exceptions import ObjectDoesNotExist
 from django.utils.translation import ugettext_lazy as _
+from django.core.urlresolvers import reverse
+from django.utils import simplejson
+
 from agora.apps.snippet.forms import SnippetForm, UserSettingsForm
 from agora.apps.snippet.models import Snippet
 from agora.apps.snippet.highlight import pygmentize, guess_code_lexer, \
      LEXER_LIST
-from django.core.urlresolvers import reverse
-from django.utils import simplejson
-import difflib
+from agora.apps.pygments_style.models import PygmentsStyle
 
 
 def snippet_explore(request):