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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def meth_set_acl(args):
 """ Assign an ACL role to a list of users for a workflow. """

    acl_updates = [{"user": user, "role": args.role} \
                   for user in set(expand_fc_groups(args.users)) \
                   if user != fapi.whoami()]

    id = args.snapshot_id
    if not id:
        # get the latest snapshot_id for this method from the methods repo
        r = fapi.list_repository_methods(namespace=args.namespace,
                                         name=args.method)
        fapi._check_response_code(r, 200)
        versions = r.json()
        if len(versions) == 0:
            if fcconfig.verbosity:
                eprint("method {0}/{1} not found".format(args.namespace,
                                                         args.method))
            return 1
        latest = sorted(versions, key=lambda m: m['snapshotId'])[-1]
        id = latest['snapshotId']

    r = fapi.update_repository_method_acl(args.namespace, args.method, id,
                                          acl_updates)
    fapi._check_response_code(r, 200)
    if fcconfig.verbosity:
        print("Updated ACL for {0}/{1}:{2}".format(args.namespace, args.method,
                                                   id))
    return 0