python
from redisco import models
class User(models.Model):
name = models.Attribute(required=True, unique=True)
age = models.IntegerField(indexed=True)
user1 = User(name="Alice", age=25)
user1.save()
users = User.objects.filter(age__gt=20)
user1.name = "Alice Smith"
user1.save()
user1.delete()