File ".../env/local/lib/python2.7/site-packages/gcloud/datastore/demo/__init__.py", line 26, in initialize
datastore.set_default_dataset_id(DATASET_ID)
AttributeError: 'module' object has no attribute 'set_default_dataset_id'
GCLOUD_TESTS_PROJECT_ID=X \
GCLOUD_TESTS_DATASET_ID=X \
GOOGLE_APPLICATION_CREDENTIALS=foobar.json \
python -m gcloud.datastore.demo