.

generic/migrations/0008_plane.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.1.3 on 2021-02-25 18:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('generic', '0007_site'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Plane',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('plane', models.CharField(max_length=200)),
+            ],
+            options={
+                'ordering': ('plane',),
+            },
+        ),
+    ]

generic/models.py

@@ -7,6 +7,14 @@ import tagulous.models
 
 from sortedm2m.fields import SortedManyToManyField
 
+class Plane(models.Model):
+    plane = models.CharField(max_length=200)
+
+    def __str__(self):
+        return self.plane
+
+    class Meta:
+        ordering = ('plane', )
 
 class Examination(models.Model):
     examination = models.CharField(max_length=200)