@property
  def ready(self):
    return self._balanced_server.ready
list databases in a databaseinfra
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/devappserver2/server.py/Server.ready--crossover with--dataset/ETHPy150Open globocom/database-as-a-service/dbaas/drivers/base.py/BaseDriver.list_databases