创建新工程 添加了一些通用代码和数据库模型

contest/admin.py

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+from django.contrib import admin
+
+# Register your models here.

contest/models.py

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+# coding=utf-8
+from django.db import models
+
+from problem.models import AbstractProblem
+
+
+class ContestProblem(AbstractProblem):
+    pass

contest/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

contest/views.py

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+from django.shortcuts import render
+
+# Create your views here.