18 lines
		
	
	
		
			508 B
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			18 lines
		
	
	
		
			508 B
		
	
	
	
		
			Python
		
	
	
	
import re
 | 
						|
class _escape:
 | 
						|
    def __init__(self):
 | 
						|
        self.escape = {
 | 
						|
            u'"' : u'"', u'<' : u'<', u'>' : u'>', 
 | 
						|
            u'&' : u'&', u"'" : u''',
 | 
						|
            }
 | 
						|
        self.charef_rex = re.compile(u"|".join(self.escape.keys()))
 | 
						|
 | 
						|
    def _replacer(self, match):
 | 
						|
        return self.escape[match.group(0)]
 | 
						|
 | 
						|
    def __call__(self, ustring):
 | 
						|
        """ xml-escape the given unicode string. """
 | 
						|
        return self.charef_rex.sub(self._replacer, ustring)
 | 
						|
 | 
						|
escape = _escape()
 |