Make school class name unique

server/users/migrations/0006_auto_20190703_0959.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.0.6 on 2019-07-03 09:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0005_auto_20190703_0955'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='schoolclass',
+            name='name',
+            field=models.CharField(max_length=100, unique=True),
+        ),
+    ]

server/users/models.py

@@ -44,7 +44,7 @@ class User(AbstractUser):
 
 
 class SchoolClass(models.Model):
-    name = models.CharField(max_length=100, blank=False, null=False)
+    name = models.CharField(max_length=100, blank=False, null=False, unique=True)
     is_deleted = models.BooleanField(blank=False, null=False, default=False)
     users = models.ManyToManyField(get_user_model(), related_name='school_classes')