add test_models for accounts

accounts/migrations/0005_auto_20191122_1726.py

+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.24 on 2019-11-22 10:26
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounts', '0004_auto_20191121_2313'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='token',
+            name='uid',
+            field=models.CharField(default=uuid.uuid4, max_length=40),
+        ),
+    ]