code: def add_default_lambda_args(lambda_parser):
      """Add the default arguments to the deploy and rollback parsers"""
      functions = sorted(function_map())
      # optionally allow for the name of 1+ functions being deployed/rolled back
      lambda_parser.add_argument(
          "-f",
          "--functions",
          choices=functions,
          default=functions,
          metavar="FUNCTIONS",
          help=(
              "One or more of the following functions to perform this action against: {}. "
              "If omitted, this action will be performed against all functions."
          ).format(", ".join(functions)),
          nargs="+",
          action=UniqueSortedListAction,
      )
  
      # Add the option to specify cluster(s)
      add_clusters_arg(lambda_parser)
  
imports: from abc import abstractmethod
  from argparse import _AppendAction, Action, ArgumentTypeError, RawDescriptionHelpFormatter
  import os
  import textwrap
  from streamalert.apps.config import AWS_RATE_RE, AWS_RATE_HELPER
label_desc: Use image node_id 8 for calling a global function with example usage: add_default_lambda_args(lambda_parser) without return types