fmt

class_pk/admin.py

@@ -1,3 +1,2 @@
-from django.contrib import admin
 
 # Register your models here.

class_pk/models.py

@@ -1,4 +1,3 @@
-from django.db import models
 
 # 如果需要存储班级PK历史记录，可以在这里定义模型
 # 目前暂时不需要，因为都是实时计算

class_pk/urls/oj.py

@@ -1,6 +1,6 @@
 from django.urls import path
 
-from ..views.oj import ClassRankAPI, UserClassRankAPI, ClassPKAPI
+from ..views.oj import ClassPKAPI, ClassRankAPI, UserClassRankAPI
 
 urlpatterns = [
     path("class_rank", ClassRankAPI.as_view()),

class_pk/views/oj.py

@@ -1,12 +1,13 @@
-import re
 import statistics
 from datetime import datetime
-from django.db.models import Sum, Avg
+
+from django.db.models import Avg, Sum
 from django.utils import timezone
-from utils.api import APIView
+
 from account.decorators import login_required
-from account.models import User, UserProfile, AdminType
-from submission.models import Submission, JudgeStatus
+from account.models import AdminType, User, UserProfile
+from submission.models import JudgeStatus, Submission
+from utils.api import APIView
 
 
 class ClassRankAPI(APIView):