def set_acl(self, acl_or_str, key_name='', headers=None, version_id=None): 
        if isinstance(acl_or_str, Policy):
            raise InvalidAclError('Attempt to set S3 Policy on GS ACL')
        elif isinstance(acl_or_str, ACL):
            self.set_xml_acl(acl_or_str.to_xml(), key_name, headers=headers)
        else:
            self.set_canned_acl(acl_or_str, key_name, headers=headers)
Sends all writes to the default DB
dataset/ETHPy150Open yyuu/botornado/boto/gs/bucket.py/Bucket.set_acl--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/tests/regressiontests/multiple_database/tests.py/SignalTests._write_to_default