Created an admin panel for the Assignments app

widget_huli/assignments/admin.py

 from django.contrib import admin
 
-# Register your models here.
+from .models import Assignment, Course
+
+
+class AssignmentAdmin(admin.ModelAdmin):
+    model = Assignment
+
+class CourseAdmin(admin.ModelAdmin):
+    model = Course
+
+
+admin.site.register(Assignment, AssignmentAdmin)
+admin.site.register(Course, CourseAdmin)
+
+