Correct admin in new location

evennia/typeclasses/attributes.py

@@ -161,6 +161,7 @@ class InMemoryAttribute(IAttribute):
 class Attribute(IAttribute, SharedMemoryModel):
     """
     This attribute is stored via Django. Most Attributes will be using this class.
+
     """
 
     #
@@ -219,7 +220,7 @@ class Attribute(IAttribute, SharedMemoryModel):
 
     class Meta(object):
         "Define Django meta options"
-        verbose_name = "Evennia Attribute"
+        verbose_name = "Attribute"
 
     # Wrapper properties to easily set database fields. These are
     # @property decorators that allows to access these fields using

evennia/typeclasses/migrations/0014_alter_tag_db_category.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.3 on 2021-05-17 06:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('typeclasses', '0013_auto_20191015_1922'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='tag',
+            name='db_category',
+            field=models.CharField(blank=True, db_index=True, help_text='tag category', max_length=64, null=True, verbose_name='category'),
+        ),
+    ]

evennia/typeclasses/models.py

@@ -341,7 +341,7 @@ class TypedObject(SharedMemoryModel):
     def nattributes(self):
         return AttributeHandler(self, InMemoryAttributeBackend)
 
-    class Meta(object):
+    class Meta:
         """
         Django setup info.
         """

evennia/typeclasses/tags.py

@@ -53,7 +53,7 @@ class Tag(models.Model):
         "key", max_length=255, null=True, help_text="tag identifier", db_index=True
     )
     db_category = models.CharField(
-        "category", max_length=64, null=True, help_text="tag category", db_index=True
+        "category", max_length=64, null=True, blank=True, help_text="tag category", db_index=True
     )
     db_data = models.TextField(
         "data",