Cleaning up a few quality violations

common/djangoapps/contentserver/middleware.py

-from django.http import (HttpResponse, HttpResponseNotModified,
-    HttpResponseForbidden)
+from django.http import (
+    HttpResponse, HttpResponseNotModified, HttpResponseForbidden
+)
 from student.models import CourseEnrollment
 
 from xmodule.contentstore.django import contentstore
@@ -13,6 +14,7 @@ from xmodule.exceptions import NotFoundError
 # TODO: Soon as we have a reasonable way to serialize/deserialize AssetKeys, we need
 # to change this file so instead of using course_id_partial, we're just using asset keys
 
+
 class StaticContentServer(object):
     def process_request(self, request):
         # look to see if the request is prefixed with an asset prefix tag
@@ -113,11 +115,11 @@ class StaticContentServer(object):
                                     first=first, last=last, length=content.length
                                 )
                                 response['Content-Length'] = str(last - first + 1)
-                                response.status_code = 206 # HTTP_206_PARTIAL_CONTENT
+                                response.status_code = 206  # HTTP_206_PARTIAL_CONTENT
                 if not response:
                     # Malformed Range attribute
                     response = HttpResponse()
-                    response.status_code = 400 # HTTP_400_BAD_REQUEST
+                    response.status_code = 400  # HTTP_400_BAD_REQUEST
                     return response
 
             else:

common/djangoapps/contentserver/tests/test.py

@@ -42,8 +42,10 @@ class ContentStoreToyCourseTest(ModuleStoreTestCase):
 
         self.course_key = SlashSeparatedCourseKey('edX', 'toy', '2012_Fall')
 
-        import_from_xml(modulestore(), self.user.id, 'common/test/data/', ['toy'],
-                static_content_store=self.contentstore, verbose=True)
+        import_from_xml(
+            modulestore(), self.user.id, 'common/test/data/', ['toy'],
+            static_content_store=self.contentstore, verbose=True
+        )
 
         # A locked asset
         self.locked_asset = self.course_key.make_asset_key('asset', 'sample_static.txt')
@@ -109,8 +111,12 @@ class ContentStoreToyCourseTest(ModuleStoreTestCase):
         resp = self.client.get(self.url_unlocked, HTTP_RANGE='bytes=0-')
 
         self.assertEqual(resp.status_code, 206)  # HTTP_206_PARTIAL_CONTENT
-        self.assertEqual(resp['Content-Range'], 'bytes {first}-{last}/{length}'.format(
-            first=0, last=self.length_unlocked-1, length=self.length_unlocked)
+        self.assertEqual(
+            resp['Content-Range'],
+            'bytes {first}-{last}/{length}'.format(
+                first=0, last=self.length_unlocked - 1,
+                length=self.length_unlocked
+            )
         )
         self.assertEqual(resp['Content-Length'], str(self.length_unlocked))