Cerberus is an ISC Licensed validation tool for Python dictionaries.

>>> v = Validator({'name': {'type': 'string'}})
>>> v.validate({'name': 'john doe'})
True

Cerberus provides type checking and other base functionality out of the box and is designed to be non-blocking and easily extensible, allowing for custom validation. It has no dependancies and is thoroughly tested under Python 2.6, Python 2.7 and Python 3.3.

Complete documentation is available at http://cerberus.readthedocs.org

Cerberus is on PyPI so all you need is:

pip install cerberus

Just run:

python setup.py test

Please see the Contribution Guidelines.

Cerberus is an open source project by Nicola Iarocci. See the original LICENSE for more informations.