def _to_client_query(self, client):
"""
Returns a ``google.cloud.datastore.query.Query`` instance that represents
this query.
Args:
client: (``google.cloud.datastore.client.Client``) Datastore client
instance to use.
"""
ancestor_client_key = None
if self.ancestor is not None:
ancestor_client_key = self.ancestor.to_client_key()
# Resolve ValueProvider arguments.
self.filters = self._set_runtime_filters()
if isinstance(self.namespace, ValueProvider):
self.namespace = self.namespace.get()
return query.Query(client,
kind=self.kind,
project=self.project,
namespace=self.namespace,
ancestor=ancestor_client_key,
filters=self.filters,
projection=self.projection,
order=self.order,
distinct_on=self.distinct_on)
def process(
self,
start_end,
*unused_args, # pylint: disable=invalid-name
**unused_kwargs):
start, end = start_end
client = ds_client.Client(project=self._query_params['project'])
query = ds_query.Query(client=client, **self._query_params)
query.add_filter(self._timestamp_property, '>=', start)
query.add_filter(self._timestamp_property, '<', end)
for entity in query.fetch(client=client, eventual=True):
yield entity
def _to_client_query(self, client):
"""
Returns a ``google.cloud.datastore.query.Query`` instance that represents
this query.
Args:
client: (``google.cloud.datastore.client.Client``) Datastore client
instance to use.
"""
ancestor_client_key = None
if self.ancestor is not None:
ancestor_client_key = self.ancestor.to_client_key()
return query.Query(client,
kind=self.kind,
project=self.project,
namespace=self.namespace,
ancestor=ancestor_client_key,
filters=self.filters,
projection=self.projection,
order=self.order,
distinct_on=self.distinct_on)