Support querying by ancestor key in gcloud.datastore #80
Description
Ideal syntax:
query = dataset.query().ancestor(key)
print query.fetch()or
query = dataset.query().ancestor(['Kind', 'parent', 'Kind', 'child'])
print query.fetch(){{ message }}
Ideal syntax:
query = dataset.query().ancestor(key)
print query.fetch()or
query = dataset.query().ancestor(['Kind', 'parent', 'Kind', 'child'])
print query.fetch()