django.contrib.gis.db.models.manager のソースコード
import warnings
from django.contrib.gis.db.models.query import GeoQuerySet
from django.db.models.manager import Manager
from django.utils.deprecation import RemovedInDjango20Warning
[ドキュメント]class GeoManager(Manager.from_queryset(GeoQuerySet)):
"Overrides Manager to return Geographic QuerySets."
# This manager should be used for queries on related fields
# so that geometry columns on Oracle and MySQL are selected
# properly.
use_for_related_fields = True
# No need to bother users with the use_for_related_fields
# deprecation for this manager which is itself deprecated.
silence_use_for_related_fields_deprecation = True
def __init__(self, *args, **kwargs):
warnings.warn(
"The GeoManager class is deprecated. Simply use a normal manager "
"once you have replaced all calls to GeoQuerySet methods by annotations.",
RemovedInDjango20Warning, stacklevel=2
)
super(GeoManager, self).__init__(*args, **kwargs)