async def test_null(NullDatastore):
s = NullDatastore()
for c in range(1, 20):
if NullDatastore is BinaryNullDatastore:
v = str(c).encode()
else:
v = [c]
k = Key(str(c))
assert not await s.contains(k)
with pytest.raises(KeyError):
await s.get(k)
await s.put(k, v)
assert not await s.contains(k)
with pytest.raises(KeyError):
await s.get(k)
for item in await s.query(Query(Key('/'))):
raise Exception('Should not have found anything.')
def get_organizations():
# Gather filter and order information from query
filters = {}
for key in ('id', 'name', 'city', 'state', 'postal', 'category'):
value = request.args.get(key)
if value:
filters[key] = value
isAscending = not (request.args.get('direction') == 'DSC')
cursor = Query(filters=filters,
orderBy=request.args.get('orderBy'),
isAscending=isAscending).cursor()
results = []
schema = cursor.description
for row in cursor:
entry = {}
for (idx, desc) in enumerate(schema):
entry[desc[0]] = row[idx]
results.append(entry)
return jsonify({'organizations': results})
def query(self, query=None):
'''Execute a query on the underlying datastore'''
mgr_query = query.copy() if query else Query()
mgr_query.key = self.key.child(mgr_query.key)
return self.datastore.query(mgr_query)
async def query(self, query: datastore.Query) -> datastore.Cursor:
"""Returns a sequence of objects matching criteria expressed in `query`"""
query = query.copy()
query.key = self.key_transform_fn(query.key)
return await super().query(query) # type: ignore[misc] # noqa: F821
def init_query(self):
'''Initiates a Query object for the model'''
if not self.model:
raise Exception(
'Can not query when no model is set on the manager')
return Query(Key('/' + self.model.key_type))