code: def to_format():
      """Return a commandline to format"""
      return "python 1 --arg value --args value1 value2 --boolean --a.b 123 --some:weird-arg_name 123"
  
file_path: orion/tests/unittests/core/io/test_cmdline_parser.py
imports: import os
  from collections import OrderedDict
  import pytest
  from orion.core.io.cmdline_parser import CmdlineParser
label_desc: Use image node_id 3 for calling a global function with example usage: to_format() and returns: str