def _getPreCommandOptions(self, argv, cfg):
        thisCommand = self.abstractCommand()
        params, cfgMap = thisCommand.prepare()
        defaultGroup = thisCommand.defaultGroup
        kwargs = self._getParserFlags(thisCommand)
        argSet, otherArgs, parser, optionSet = options._processArgs(
                                                    params, {}, cfg,
                                                    usage=self.usage,
                                                    argv=argv[1:],
                                                    interspersedArgs=False,
                                                    **kwargs)
        return argSet, [argv[0]] + otherArgs
Delete all tags from the instance.
dataset/ETHPy150Open sassoftware/conary/conary/lib/mainhandler.py/MainHandler._getPreCommandOptions--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/db/api.py/instance_tag_delete_all