pep8/pylint violations fixes

common/djangoapps/external_auth/views.py

@@ -404,8 +404,8 @@ def cas_login(request, next_page=None, required=False):
     if request.user.is_authenticated():
         user = request.user
         if not UserProfile.objects.filter(user=user):
-            up = UserProfile(name=user.username, user=user)
-            up.save()
+            user_profile = UserProfile(name=user.username, user=user)
+            user_profile.save()
 
     return ret
 

lms/envs/common.py

@@ -865,4 +865,3 @@ if MITX_FEATURES.get('AUTH_USE_CAS'):
     )
     INSTALLED_APPS += ('django_cas',)
     MIDDLEWARE_CLASSES += ('django_cas.middleware.CASMiddleware',)
-