def PCO_option_dispatcher(s):
 option = ord(s[0])
 cls = PCO_OPTION_CLASSES.get(option, Raw)
 return cls(s)

def PCO_option_dispatcher ( s ) : option = ord ( s [ 0 ] ) cls = PCO_OPTION_CLASSES . get ( option , Raw ) return cls ( s )
choose the correct pco element .