GeoDjango Datasource
====================

GeoDjango extends the Django ORM with support for spatial databases.

.. currentmodule:: shelley.datasources.geodjango

.. class:: FeatureSource(queryset, geometry_field=None)

    :param querset: queryset to select features
    :type queryset: a Django queryset object
    :param geometry_field: database field containing the feature's geometry
    :type geometry_field: string

Example
-------

::

    >>> import world.models # django app
    >>> queryset = world.models.WorldBorders.objects.all()
    >>> from shelley.datasources.geodjango import FeatureSource
    >>> data_source = FeatureSource(queryset, 'mpoly')
    >>> features = data_source.features()