def cmd_start(self, argv, help):
parser = argparse.ArgumentParser(<EOL>prog="<STR_LIT>" % self.progname,<EOL>description=help,<EOL>)<EOL>instances = self.get_instances(command='<STR_LIT:start>')<EOL>parser.add_argument("<STR_LIT>", nargs=<NUM_LIT:1>,<EOL>metavar="<STR_LIT>",<EOL>help="<STR_LIT>",<EOL>choices=sorted(instances))<EOL>parser.add_argument("<STR_LIT>", "<STR_LIT>", nargs="<STR_LIT:*>", type=str,<EOL>dest="<STR_LIT>", metavar="<STR_LIT>",<EOL>help="<STR_LIT>")<EOL>args = parser.parse_args(argv)<EOL>overrides = self._parse_overrides(args)<EOL>overrides['<STR_LIT>'] = self.instances<EOL>instance = instances[args.instance[<NUM_LIT:0>]]<EOL>instance.hooks.before_start(instance)<EOL>result = instance.start(overrides)<EOL>instance.hooks.after_start(instance)<EOL>if result is None:<EOL><INDENT>return<EOL><DEDENT>instance.status()<EOL>
Starts the instance