Python读写unicode文件的方法

#coding=utf-8 import os import codecs def writefile(fn, v_ls):   f = codecs.open(fn, 'wb', 'utf-8')   for i in v_ls:     f.write(i + os.linesep)   f.close() def readfile(fn):   f = codecs.open(fn,'r','utf-8')   ls = [ line.strip() for line in f]   f.close()   for i in ls:     print i if __name__ == '__main__':   fn = u'11.txt'  ls = [u'1.python', u'2.how to pythonic', u'3.python cook', u'python编程']   writefile(fn, ls)   readfile(fn)