text: from fython.unit import *
  
  class ParBol(Unit):
  	unit = l.parbol
  	
  	def __init__(s, lparx):
  		s.module = lparx.module
  		s.lineno = lparx.lineno
  		
  		s.value = lparx.value
  		
  		s.raw = []
  		s.lexem = []
  		s.modifier = [lparx]
  
  		s ^ lparx
  
  	# &: add modifier
  	def __and__(s, other):
  		s ^ other
  		s.modifier.append(other)
  		return s
  
  	def clone(s, module):
  		lparx = s.raw[0].clone(module)
  
  		k = ParBol(lparx)
  
  		for m in s.raw[1:]:
  			k & m.clone(module)
  
  		return k
  
  	def __str__(s):
  		b = Buffer(newline='')
  		for m in s.modifier:
  			b += m
  		return str(b)
  
  