code: def list_versions():
      """
      Return Unicode version levels supported by this module release.
  
      Any of the version strings returned may be used as keyword argument
      ``unicode_version`` to the ``wcwidth()`` family of functions.
  
      :returns: Supported Unicode version numbers in ascending sorted order.
      :rtype: list[str]
      """
      return (
          "4.1.0",
          "5.0.0",
          "5.1.0",
          "5.2.0",
          "6.0.0",
          "6.1.0",
          "6.2.0",
          "6.3.0",
          "7.0.0",
          "8.0.0",
          "9.0.0",
          "10.0.0",
          "11.0.0",
          "12.0.0",
          "12.1.0",
          "13.0.0",
          "14.0.0",
          "15.0.0",
          "15.1.0",
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: list_versions() and returns: str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str,  str