'Solution'

cinema/migrations/0003_alter_cinemahall_rows_alter_cinemahall_seats_in_row.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.1 on 2024-11-04 13:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cinema', '0002_actor_cinemahall_genre_movie_actors_movie_genres'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cinemahall',
+            name='rows',
+            field=models.IntegerField(default=None, null=True),
+        ),
+        migrations.AlterField(
+            model_name='cinemahall',
+            name='seats_in_row',
+            field=models.IntegerField(default=None, null=True),
+        ),
+    ]

cinema/models.py

@@ -29,8 +29,8 @@ def __str__(self):
 
 class CinemaHall(models.Model):
     name = models.CharField(max_length=255)
-    rows = models.IntegerField(default=None)
-    seats_in_row = models.IntegerField(default=None)
+    rows = models.IntegerField(default=None, null=True)
+    seats_in_row = models.IntegerField(default=None, null=True)
 
     def __str__(self):
         return self.name