code: def mods_genre(self):
  		
  
  		type2genre = {
  				'conference': 'conference publication',
  				'book chapter': 'bibliography',
  				'unpublished': 'article'
  			}
  		tp = str(self.type).lower()
  		return type2genre.get(tp, tp)
docs: Guesses an appropriate MODS XML genre type.