def list_keyspaces(self):
        return [ks.name for ks in self._conn.describe_keyspaces()]
Add a new user to C{self.database} and return its information.
dataset/ETHPy150Open pycassa/pycassa/pycassa/system_manager.py/SystemManager.list_keyspaces--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/python/test/test_fakepwd.py/ShadowDatabaseTests.getExistingUserInfo