code: def getEncoding(platformID, platEncID, langID, default=None):
      """Returns the Python encoding name for OpenType platformID/encodingID/langID
      triplet.  If encoding for these values is not known, by default None is
      returned.  That can be overriden by passing a value to the default argument.
      """
      encoding = _encodingMap.get(platformID, {}).get(
          platEncID, default
      )
      if isinstance(encoding, dict):
          encoding = encoding.get(langID, encoding[Ellipsis])
      return encoding
  
label_desc: Use image node_id 1 for calling a global function with example usage: getEncoding(platformID, platEncID, langID, default) and returns: encoding