fmt

problemset/urls/oj.py

@@ -1,13 +1,14 @@
 from django.urls import path
+
 from problemset.views.oj import (
     ProblemSetAPI,
+    ProblemSetBadgeAPI,
     ProblemSetDetailAPI,
     ProblemSetProblemAPI,
     ProblemSetProgressAPI,
+    ProblemSetUserProgressAPI,
     UserBadgeAPI,
     UserProgressAPI,
-    ProblemSetBadgeAPI,
-    ProblemSetUserProgressAPI,
 )
 
 urlpatterns = [