def FetchAllEntitites():
  ns = list(datastore.Query('__namespace__').Run())
  original_ns = namespace_manager.get_namespace()
  entities_set = []
  for namespace in ns:
    namespace_manager.set_namespace(namespace.key().name())
    kinds_list = list(datastore.Query('__kind__').Run())
    for kind_entity in kinds_list:
      ents = list(datastore.Query(kind_entity.key().name()).Run())
      for ent in ents:
        entities_set.append(ent)
  namespace_manager.set_namespace(original_ns)
  return entities_set
Returns all datastore entities from all namespaces as a list.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/dev_appserver.py/FetchAllEntitites