Add copy command

    '''

    raise NotImplementedError("Not yet implemented")

def c_copy(parser, args):

    '''

    Copy an image from a repository to another one

    '''

    args.repo_filter = args.repo_src

    repoman = load_repositories(args)

    if len(repoman) == 0:

        raise Exception("No repository selected")

    elif len(repoman) > 1:

        raise Exception("Please select only one repository")

    repo_src = repoman[0]

    args.repo_filter = args.repo_dst

    repoman = load_repositories(args)

    if len(repoman) == 0:

        raise Exception("No repository selected")

    elif len(repoman) > 1:

        raise Exception("Please select only one repository")

    repo_dst = repoman[0]

    if args.image_version is None:

        args.image_version = repo_src.last(args.image)

        if args.image_version == -1:

            raise Exception("Unable to find last version of %s" % args.image)

    arrow("Copying %s v%s from %s to %s" % (args.image, args.image_version,

                                   repo_src.config.name, repo_dst.config.name))

    arrowlevel(1)

    pkg = repo_src.get(args.image, args.image_version)

    repo_dst.add(pkg)

    arrowlevel(-1)

    arrow("Done")

def c_help(parser, args):

    '''

    Show help

p_clean = subparsers.add_parser("clean", help=c_clean.__doc__.lower())

p_clean.set_defaults(func=c_clean)

# copy command parser

p_copy = subparsers.add_parser("copy", help=c_copy.__doc__.lower())

p_copy.add_argument("repo_src", help="name of source repository")

p_copy.add_argument("repo_dst", help="name of destination repository")

p_copy.add_argument("image", help="image name")

p_copy.add_argument("image_version", nargs="?", help="image version")

p_copy.set_defaults(func=c_copy)

# help command parser

p_help = subparsers.add_parser("help", help=c_help.__doc__.lower())

p_help.add_argument("command", choices=subparsers.choices, nargs="?",