LIL-290. Add unique to AuthorRequest email field

apps/user/migrations/0010_auto_20180312_1610.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.0.2 on 2018-03-12 16:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('user', '0009_authorrequest'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='authorrequest',
+            name='email',
+            field=models.EmailField(max_length=254, unique=True, verbose_name='email address'),
+        ),
+    ]

apps/user/models.py

@@ -113,7 +113,7 @@ class AuthorRequest(models.Model):
 
     first_name = models.CharField(_('first name'), max_length=30)
     last_name = models.CharField(_('last name'), max_length=150)
-    email = models.EmailField(_('email address'))
+    email = models.EmailField(_('email address'), unique=True)
     about = models.CharField('О себе', max_length=1000, null=True, blank=True)
     facebook = models.URLField(default='', null=True, blank=True)
     status = models.PositiveSmallIntegerField(choices=STATUS_CHOICES, default=PENDING)