code: def msg2long_form(msg, processor, **config):
      
      result = processor.long_form(msg, **config)
      if not result:
          result = processor.subtitle(msg, **config)
      return result
docs: Return a 'long form' text representation of a message.
  
      For most message, this will just default to the terse subtitle, but for
      some messages a long paragraph-structured block of text may be returned.