new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('stormwater', '0003_rainbarrel'),
      ]
  
      operations = [
          migrations.AlterField(
              model_name='rainbarrel',
              name='capacity',
              field=models.FloatField(help_text='Capacity', error_messages={'invalid': 'Please enter a number.'}),
          ),
      ]
  
subject: Add missing migration