gistfile1.py

>>> from schematics.models import Model
>>> from schematics.types import StringType, IntType, DateTimeType, BooleanType
>>> from schematics.types.compound import ModelType, ListType
>>> from schematics.exceptions import ValidationError
>>> from schematics.serialize import whitelist
>>> class Game(Model):
...     opponent_id = IntType(required=True)
... 
>>> class Player(Model):
...     total_games = IntType(min_value=0, required=True)
...     name = StringType(required=True)
...     verified = BooleanType()
...     bio = StringType()
...     games = ListType(ModelType(Game), required=True)
...     class Options:
...         roles = {
...             'public': whitelist('total_games', 'name', 'bio', 'games'),
...         }
... 
>>> p1 = Player(total_games=2,
...             name='Jms Dnns',
...             verified=True,
...             bio='Musician | Hacker',
...             games=[Game(opponent_id=1), Game(oppenent_id=2)])
>>> 
>>> p2 = Player(total_games=1,
...             name='Jokull Solberg',
...             verified=True,
...             bio='Creator of @calepinapp @oathapp and @wodboard',
...             games=[Game(opponent_id=1), Game(oppenent_id=2)])
>>> 
>>> p1.validate(p1.initial)
False
>>> 
>>> p2.errors
{'games': {1: [u'Please use a mapping for this field'], 2: [u'Please use a mapping for this field']}}
>>>