code: def _get_help_for_parameter_constraint(param):
      # include value constraint description and default
      # into the help string
      cdoc = alter_interface_docs_for_cmdline(
          param.constraints.long_description()
      )
      if cdoc[0] == "(" and cdoc[-1] == ")":
          cdoc = cdoc[1:-1]
      return "  Constraints: %s" % cdoc
  
imports: import argparse
  import logging
  import sys
  from collections import defaultdict
  from functools import partial
  from datalad import __version__
  from datalad.interface.base import get_cmd_doc, get_interface_groups, is_api_arg, load_interface
  from datalad.support.constraints import EnsureChoice
  from datalad.utils import getargspec
  from .common_args import common_args
  from .exec import call_from_parser
  from .helpers import get_commands_from_groups
  from .interface import alter_interface_docs_for_cmdline, get_cmd_ex, get_cmdline_command_name
label_desc: Use image node_id 5 for calling a global function with example usage: _get_help_for_parameter_constraint(param) and returns: unknown