imdb ids can be longer

oxdata/lookup/migrations/0002_imdb.py

@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.13 on 2018-06-19 20:24
+from __future__ import unicode_literals
+
+import django.core.serializers.json
+from django.db import migrations, models
+import oxdjango.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('lookup', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='MovieId',
+            name='imdb_id',
+            field=models.CharField(blank=True, default=None, max_length=16, null=True, unique=True),
+        ),
+    ]
+

oxdata/lookup/models.py

@@ -49,7 +49,7 @@ class MovieId(models.Model):
     episode = models.IntegerField(default=-1)
 
     oxdb_id = models.CharField(max_length=42, unique=True, blank=True, null=True, default=None)
-    imdb_id = models.CharField(max_length=7, unique=True, blank=True, null=True, default=None)
+    imdb_id = models.CharField(max_length=16, unique=True, blank=True, null=True, default=None)
 
     amg_id = models.IntegerField(unique=True, blank=True, null=True, default=None)
     archiveorg_id = models.CharField(unique=True, max_length=255, blank=True, null=True, default=None)