modified members paid field to default to the beginning of time instead of null and disallowed nulls

members/migrations/0006_auto_20161210_1723.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9 on 2016-12-10 17:23
+from __future__ import unicode_literals
+
+import datetime
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('members', '0005_member_paid'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='member',
+            name='paid',
+            field=models.DateTimeField(default=datetime.datetime(1970, 1, 1, 0, 0)),
+        ),
+    ]

members/models.py

@@ -16,7 +16,7 @@ class Member(models.Model):
     AYY = models.BooleanField(default=False)
     jas = models.BooleanField(default=False)
     created = models.DateTimeField(default=timezone.now)
-    paid = models.DateTimeField(default=None,null=True,blank=True)
+    paid = models.DateTimeField(default=datetime.fromtimestamp(0))
     
     def get_dict(self):
         return {
@@ -92,8 +92,11 @@ class MemberRequest(models.Model):
         }
 
 def date2str(date):
-    if not date:
-        return 'Ei koskaan'
+    '''
+    Convert date to a standard date string
+    '''
+    if date is None:
+        return None
     return date.strftime("%Y-%m-%d %H:%M:%S")
 
 def str2date(s):